Alpha Lipoic Acid Ingredients & Drug Interactions
What is this page for?
First and foremost: checking Alpha Lipoic Acid against your medications. The heart of this page is the interaction checker and the full interaction report — how this product’s ingredients may interact with prescription and over-the-counter medicines you may be taking.
Around that, we add a pharmacist’s high-level view of the product as a whole — what’s inside, the evidence for its stated use, how transparent the label is, and what safety data exists — so you can see the full picture in one place. It’s educational information from our licensed clinical databases and the clinical staff at HelloPharmacist — not medical advice — and we don’t sell or endorse products. Our editorial policy
Alpha Lipoic Acid is a dietary supplement by BulkSupplements.com with 1 active ingredient. Its ingredients are commonly taken for diabetic nerve pain (neuropathy), blood sugar support in diabetes, antioxidant support.Based on those ingredients, 263 medications have a known interaction with it, the most serious rated moderate. The ingredients most likely to interact are Alpha-Lipoic Acid. Use the checker below to test your specific medication, or read the full HelloPharmacist Interaction Report.
Check Your Meds Against Alpha Lipoic Acid by BulkSupplements.com
Ask about any prescription or over-the-counter medication and we check it for interactions with Alpha Lipoic Acid by BulkSupplements.com — and tell you which ingredient is responsible.
AI summaries are generated from our interaction database for education only — always confirm with your pharmacist. How we use AI
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HelloPharmacist Scorecard of Alpha Lipoic Acid by BulkSupplements.com
Our pharmacy team’s full take, with four database checks built into the cards below — a summary of what is known, not a grade of the product itself.
What’s inside
Full disclosure
This product contains one active ingredient: alpha-lipoic acid. It's a naturally occurring compound your body uses as a cofactor in energy metabolism, and it also works as an antioxidant—meaning it helps neutralize harmful molecules called free radicals.
There are no inactive ingredients (fillers, binders, or capsule materials) listed for this powder.
Does it work?
Moderate evidence
Alpha-lipoic acid is possibly effective for three conditions based on the evidence we hold. It shows promise for diabetic nerve pain (neuropathy), high cholesterol (hyperlipidemia), and weight management (obesity).
That said, 'possibly effective' means the evidence supports benefit, but it's not ironclad—the studies so far suggest real effects, though larger or longer trials might refine our picture.
How safe is it?
Well-documented data
Alpha-lipoic acid is generally well tolerated in most adults. The most common side effects from oral use are headache, heartburn, nausea, and vomiting.
Some people report dizziness, skin rash, or itching, and rare cases of allergic contact dermatitis have occurred with topical application. Serious adverse effects are rare, though there have been case reports of a condition called insulin autoimmune syndrome.
Because alpha-lipoic acid can lower blood sugar, it's best used under medical guidance, especially if you take diabetes medications. The safety data advises against using alpha-lipoic acid during pregnancy or while breastfeeding—there isn't enough reliable information to know it's safe in these settings.
Talk with your doctor or pharmacist for personalized advice if you're pregnant, planning to become pregnant, or breastfeeding.
Meds to double-check
Moderate interaction found
Check these medication types before starting: blood thinners and antiplatelet drugs (like warfarin, aspirin, or clopidogrel) — alpha-lipoic acid may increase bleeding risk; thyroid hormone replacements — it may weaken the drug's effect; chemotherapy drugs, both alkylating agents and antitumor antibiotics — the supplement's antioxidant activity could interfere with how they work; and diabetes medications — there's a minor theoretical risk of low blood sugar.
The bottom line
Scorecard at a glanceFully disclosed formula with some supporting evidence behind its ingredients' uses. Moderate medication interactions have been identified, and safety information is well characterized.
Alpha-lipoic acid may be worth considering if you're dealing with diabetic nerve pain, high cholesterol, or weight management and want a supplemental approach. But if you take blood thinners, thyroid medication, or chemotherapy drugs, you need to check with your pharmacist first.
Pregnant or breastfeeding? Skip it unless your doctor says otherwise.
Always run your full medication list through the interaction checker below.
Educational only — not medical advice; always confirm with your pharmacist. Our editorial policy · How we use AI
Assessment coverage: 1 of 1 active ingredient matched to our full ingredient reviews (monographs). Based on the product label dated Mar 22, 2024.
This Scorecard evaluates available label information, ingredient evidence, and known medication-safety considerations. It does not independently verify product identity, purity, potency, contamination, or manufacturing quality. How these ratings are computed
General information
Key facts about Alpha Lipoic Acid, straight from the product label.
| Brand | BulkSupplements.com |
|---|---|
| Barcode (UPC) | X000TUJY09 |
| Net contents | 500 Gram(s); 17.6 Ounce(s) |
| Market status | On market |
| Date entered into DSLD | Mar 22, 2024 |
| DSLD ID | 310641 |
| Product type | Non-nutrient/non-botanical |
| Supplement form | Powder |
| Dietary claims / uses | All Other, Structure/Function |
| Intended target group(s) | Adult (18 - 50 Years), Gluten Free, Dairy Free, Sugar Free |
Everything in this section is reproduced from the manufacturer’s own product label — it’s the label speaking, not HelloPharmacist. We show it so you can see exactly what the maker states; we don’t verify or endorse those statements.
Supplement Facts
The label details for Alpha Lipoic Acid by BulkSupplements.com, sourced from the NIH Dietary Supplement Label Database.
Supplement Facts
| Ingredient | Amount | % DV |
|---|---|---|
| Alpha-Lipoic Acid | 600 mg | -- |
Tap any ingredient to jump to its full detail below.
These statements are the manufacturer’s wording, reproduced from the product label — the label is saying it, not HelloPharmacist. We don’t verify or endorse them.
Brand IP Statement(s)
BulkSupplements.com Clean & Pure Bulk Supplements
Formula
Alpha Lipoic Acid (ALA)
Formulation
Free of: Sugar, soy, dairy, yeast, gluten, additives
Suggested/Recommended/Usage/Directions
Suggested use: As a dietary supplement, take 600 mg (about 1/4 tsp) once or twice daily, or as directed by a physician.
General Statements
Use an accurate milligram scale.
New
Storage
Contents are sold by weight, not volume. Settling may occur. Store in a dry, cool, dark place.
FDA Disclaimer Statement
Warning: This product is not intended to diagnose, treat, cure, or prevent any disease.
Precautions
Always consult a physician before taking any dietary supplement.
Keep out of reach of children.
Is this label outdated? Report a formula or label change and our pharmacy team will review it.
Alpha Lipoic Acid by BulkSupplements.com label
The label scan from the NIH Dietary Supplement Label Database. Tap to enlarge.
Label images are published by the NIH Dietary Supplement Label Database for the version of this product on file. Always read your actual product label.
View the full label (PDF)The Ingredients in Alpha Lipoic Acid by BulkSupplements.com
This is the 1 active ingredient this product is made of. Select it to open its full monograph.
Serving size600 mg Dosage formPowder Servings per container833 Amounts shown are per serving.
Alpha-Lipoic Acid
Interacts with263 drugs
Alpha-lipoic acid (ALA) is an antioxidant made naturally by the body and found in small amounts in foods. It is most studied for diabetic nerve pain,...
Alpha-Lipoic Acid monograph & interactionsAlpha Lipoic Acid by BulkSupplements.com Drug Interactions
HelloPharmacist Interaction Report
Alpha-Lipoic Acid by BulkSupplements.com carries documented interactions with several medication types, and the most serious involve blood thinners.
Alpha-lipoic acid may have antiplatelet effects—meaning it could thin your blood—so combining it with anticoagulant or antiplatelet drugs (like warfarin or aspirin) raises the risk of bleeding. Lab studies show it inhibits platelet aggregation, the clumping action your blood needs to clot.
Read the full breakdown — every affected drug type, severity by severity
You'll also want to flag thyroid hormone replacements with your doctor or pharmacist. Animal research suggests alpha-lipoic acid may reduce how your body converts thyroid hormone into its active form, potentially weakening the drug's effect.
Altogether, these interactions span 262 individual medications.
Alpha-lipoic acid also carries theoretical concerns with chemotherapy drugs—both alkylating agents and antitumor antibiotics—because its antioxidant activity might interfere with how these drugs work. And there's a minor interaction with diabetes medications: while most large clinical trials haven't shown meaningful blood-sugar-lowering effects from alpha-lipoic acid, the possibility of low blood sugar (hypoglycemia) when combined with diabetes drugs exists.
Run your exact medications through the checker on this page before you start.
Check your own medications below · Editorial policy · How we use AI
Want to check YOUR meds against Alpha Lipoic Acid?
Ask about interactions with your drugs in plain English — “Can I take it with lisinopril?” — and we find you the answer in seconds, ingredient by ingredient.
Go to the checkerIngredients driving the most interactions
Individual Drug Interactions
The ingredients in Alpha Lipoic Acid interact with 263 drugs. Click any drug to see the details.
1 of the 1 ingredient in Alpha Lipoic Acid interact with drugs. Each result below shows which ingredient is responsible. Alpha-Lipoic Acid
Aspirin, Caffeine, Phenacetin, PropoxypheneMargesic Comp. 65
How Aspirin, Caffeine, Phenacetin, Propoxyphene interacts with Alpha Lipoic Acid — through 1 ingredient. Tap an ingredient for the detail:
Alpha-lipoic AcidAnticoagulant/antiplatelet Drugs Moderate
Interaction Summary
Theoretically, alpha-lipoic acid may have antiplatelet effects and may increase the risk of bleeding if used with anticoagulant or antiplatelet drugs.
Read the full Alpha-lipoic Acid + Aspirin, Caffeine, Phenacetin, Propoxyphene interactionAspirin, Calcium Carbonate, Magnesium Carbonate, Magnesium OxideBufferin
How Aspirin, Calcium Carbonate, Magnesium Carbonate, Magnesium Oxide interacts with Alpha Lipoic Acid — through 1 ingredient. Tap an ingredient for the detail:
Alpha-lipoic AcidAnticoagulant/antiplatelet Drugs Moderate
Interaction Summary
Theoretically, alpha-lipoic acid may have antiplatelet effects and may increase the risk of bleeding if used with anticoagulant or antiplatelet drugs.
Read the full Alpha-lipoic Acid + Aspirin, Calcium Carbonate, Magnesium Carbonate, Magnesium Oxide interactionAspirin, CarisoprodolSoma Compound
How Aspirin, Carisoprodol interacts with Alpha Lipoic Acid — through 1 ingredient. Tap an ingredient for the detail:
Alpha-lipoic AcidAnticoagulant/antiplatelet Drugs Moderate
Interaction Summary
Theoretically, alpha-lipoic acid may have antiplatelet effects and may increase the risk of bleeding if used with anticoagulant or antiplatelet drugs.
Read the full Alpha-lipoic Acid + Aspirin, Carisoprodol interactionAspirin, Carisoprodol, Codeine PhosphateSoma Compound w/ Codeine
How Aspirin, Carisoprodol, Codeine Phosphate interacts with Alpha Lipoic Acid — through 1 ingredient. Tap an ingredient for the detail:
Alpha-lipoic AcidAnticoagulant/antiplatelet Drugs Moderate
Interaction Summary
Theoretically, alpha-lipoic acid may have antiplatelet effects and may increase the risk of bleeding if used with anticoagulant or antiplatelet drugs.
Read the full Alpha-lipoic Acid + Aspirin, Carisoprodol, Codeine Phosphate interactionAspirin, Chlorpheniramine, PhenylpropanolamineAlka-Seltzer Plus Cold
How Aspirin, Chlorpheniramine, Phenylpropanolamine interacts with Alpha Lipoic Acid — through 1 ingredient. Tap an ingredient for the detail:
Alpha-lipoic AcidAnticoagulant/antiplatelet Drugs Moderate
Interaction Summary
Theoretically, alpha-lipoic acid may have antiplatelet effects and may increase the risk of bleeding if used with anticoagulant or antiplatelet drugs.
Read the full Alpha-lipoic Acid + Aspirin, Chlorpheniramine, Phenylpropanolamine interactionAspirin, Citric Acid, Sodium BicarbonateAlka-Seltzer Pain Reliever and Antacid
How Aspirin, Citric Acid, Sodium Bicarbonate interacts with Alpha Lipoic Acid — through 1 ingredient. Tap an ingredient for the detail:
Alpha-lipoic AcidAnticoagulant/antiplatelet Drugs Moderate
Interaction Summary
Theoretically, alpha-lipoic acid may have antiplatelet effects and may increase the risk of bleeding if used with anticoagulant or antiplatelet drugs.
Read the full Alpha-lipoic Acid + Aspirin, Citric Acid, Sodium Bicarbonate interactionAspirin, Codeine PhosphateAspirin w/ Codeine
How Aspirin, Codeine Phosphate interacts with Alpha Lipoic Acid — through 1 ingredient. Tap an ingredient for the detail:
Alpha-lipoic AcidAnticoagulant/antiplatelet Drugs Moderate
Interaction Summary
Theoretically, alpha-lipoic acid may have antiplatelet effects and may increase the risk of bleeding if used with anticoagulant or antiplatelet drugs.
Read the full Alpha-lipoic Acid + Aspirin, Codeine Phosphate interactionAspirin, Codeine Phosphate, MethocarbamolRobaxisal C
How Aspirin, Codeine Phosphate, Methocarbamol interacts with Alpha Lipoic Acid — through 1 ingredient. Tap an ingredient for the detail:
Alpha-lipoic AcidAnticoagulant/antiplatelet Drugs Moderate
Interaction Summary
Theoretically, alpha-lipoic acid may have antiplatelet effects and may increase the risk of bleeding if used with anticoagulant or antiplatelet drugs.
Read the full Alpha-lipoic Acid + Aspirin, Codeine Phosphate, Methocarbamol interactionAspirin, Codeine Phosphate, PhenobarbitalPhenaphen
How Aspirin, Codeine Phosphate, Phenobarbital interacts with Alpha Lipoic Acid — through 1 ingredient. Tap an ingredient for the detail:
Alpha-lipoic AcidAnticoagulant/antiplatelet Drugs Moderate
Interaction Summary
Theoretically, alpha-lipoic acid may have antiplatelet effects and may increase the risk of bleeding if used with anticoagulant or antiplatelet drugs.
Read the full Alpha-lipoic Acid + Aspirin, Codeine Phosphate, Phenobarbital interactionAspirin, Diphenhydramine, PhenylpropanolamineAlka Seltzer Plus Night Time Effervescent
How Aspirin, Diphenhydramine, Phenylpropanolamine interacts with Alpha Lipoic Acid — through 1 ingredient. Tap an ingredient for the detail:
Alpha-lipoic AcidAnticoagulant/antiplatelet Drugs Moderate
Interaction Summary
Theoretically, alpha-lipoic acid may have antiplatelet effects and may increase the risk of bleeding if used with anticoagulant or antiplatelet drugs.
Read the full Alpha-lipoic Acid + Aspirin, Diphenhydramine, Phenylpropanolamine interactionAspirin, DipyridamoleAggrenox, Asasantin Retard
How Aspirin, Dipyridamole interacts with Alpha Lipoic Acid — through 1 ingredient. Tap an ingredient for the detail:
Alpha-lipoic AcidAnticoagulant/antiplatelet Drugs Moderate
Interaction Summary
Theoretically, alpha-lipoic acid may have antiplatelet effects and may increase the risk of bleeding if used with anticoagulant or antiplatelet drugs.
Read the full Alpha-lipoic Acid + Aspirin, Dipyridamole interactionAspirin, Ethoheptazine, MeprobamateEquagesic
How Aspirin, Ethoheptazine, Meprobamate interacts with Alpha Lipoic Acid — through 1 ingredient. Tap an ingredient for the detail:
Alpha-lipoic AcidAnticoagulant/antiplatelet Drugs Moderate
Interaction Summary
Theoretically, alpha-lipoic acid may have antiplatelet effects and may increase the risk of bleeding if used with anticoagulant or antiplatelet drugs.
Read the full Alpha-lipoic Acid + Aspirin, Ethoheptazine, Meprobamate interactionAspirin, HydrocodoneAlor 5 500, Lortab ASA
How Aspirin, Hydrocodone interacts with Alpha Lipoic Acid — through 1 ingredient. Tap an ingredient for the detail:
Alpha-lipoic AcidAnticoagulant/antiplatelet Drugs Moderate
Interaction Summary
Theoretically, alpha-lipoic acid may have antiplatelet effects and may increase the risk of bleeding if used with anticoagulant or antiplatelet drugs.
Read the full Alpha-lipoic Acid + Aspirin, Hydrocodone interactionAspirin, MeprobamateMicrainin
How Aspirin, Meprobamate interacts with Alpha Lipoic Acid — through 1 ingredient. Tap an ingredient for the detail:
Alpha-lipoic AcidAnticoagulant/antiplatelet Drugs Moderate
Interaction Summary
Theoretically, alpha-lipoic acid may have antiplatelet effects and may increase the risk of bleeding if used with anticoagulant or antiplatelet drugs.
Read the full Alpha-lipoic Acid + Aspirin, Meprobamate interactionAspirin, MethocarbamolRobaxisal
How Aspirin, Methocarbamol interacts with Alpha Lipoic Acid — through 1 ingredient. Tap an ingredient for the detail:
Alpha-lipoic AcidAnticoagulant/antiplatelet Drugs Moderate
Interaction Summary
Theoretically, alpha-lipoic acid may have antiplatelet effects and may increase the risk of bleeding if used with anticoagulant or antiplatelet drugs.
Read the full Alpha-lipoic Acid + Aspirin, Methocarbamol interactionAspirin, OmeprazoleYosprala
How Aspirin, Omeprazole interacts with Alpha Lipoic Acid — through 1 ingredient. Tap an ingredient for the detail:
Alpha-lipoic AcidAnticoagulant/antiplatelet Drugs Moderate
Interaction Summary
Theoretically, alpha-lipoic acid may have antiplatelet effects and may increase the risk of bleeding if used with anticoagulant or antiplatelet drugs.
Read the full Alpha-lipoic Acid + Aspirin, Omeprazole interactionAspirin, OxycodonePercodan
How Aspirin, Oxycodone interacts with Alpha Lipoic Acid — through 1 ingredient. Tap an ingredient for the detail:
Alpha-lipoic AcidAnticoagulant/antiplatelet Drugs Moderate
Interaction Summary
Theoretically, alpha-lipoic acid may have antiplatelet effects and may increase the risk of bleeding if used with anticoagulant or antiplatelet drugs.
Read the full Alpha-lipoic Acid + Aspirin, Oxycodone interactionAspirin, PentazocineTalwin Compound
How Aspirin, Pentazocine interacts with Alpha Lipoic Acid — through 1 ingredient. Tap an ingredient for the detail:
Alpha-lipoic AcidAnticoagulant/antiplatelet Drugs Moderate
Interaction Summary
Theoretically, alpha-lipoic acid may have antiplatelet effects and may increase the risk of bleeding if used with anticoagulant or antiplatelet drugs.
Read the full Alpha-lipoic Acid + Aspirin, Pentazocine interactionBendamustineBelrapzo, Treanda, Vivimusta
How Bendamustine interacts with Alpha Lipoic Acid — through 1 ingredient. Tap an ingredient for the detail:
Alpha-lipoic AcidAlkylating Agents Moderate
Interaction Summary
Theoretically, the antioxidant effects of alpha-lipoic acid might alter the effectiveness of alkylating agents.
Read the full Alpha-lipoic Acid + Bendamustine interactionBendamustine HydrochlorideBendeka
How Bendamustine Hydrochloride interacts with Alpha Lipoic Acid — through 1 ingredient. Tap an ingredient for the detail:
Alpha-lipoic AcidAlkylating Agents Moderate
Interaction Summary
Theoretically, the antioxidant effects of alpha-lipoic acid might alter the effectiveness of alkylating agents.
Read the full Alpha-lipoic Acid + Bendamustine Hydrochloride interactionBetrixabanBevyxxa
How Betrixaban interacts with Alpha Lipoic Acid — through 1 ingredient. Tap an ingredient for the detail:
Alpha-lipoic AcidAnticoagulant/antiplatelet Drugs Moderate
Interaction Summary
Theoretically, alpha-lipoic acid may have antiplatelet effects and may increase the risk of bleeding if used with anticoagulant or antiplatelet drugs.
Read the full Alpha-lipoic Acid + Betrixaban interactionBivalirudinAngiomax, Angiomax Rtu, Angiox
How Bivalirudin interacts with Alpha Lipoic Acid — through 1 ingredient. Tap an ingredient for the detail:
Alpha-lipoic AcidAnticoagulant/antiplatelet Drugs Moderate
Interaction Summary
Theoretically, alpha-lipoic acid may have antiplatelet effects and may increase the risk of bleeding if used with anticoagulant or antiplatelet drugs.
Read the full Alpha-lipoic Acid + Bivalirudin interactionBleomycinBlenoxane
How Bleomycin interacts with Alpha Lipoic Acid — through 1 ingredient. Tap an ingredient for the detail:
Alpha-lipoic AcidAntitumor Antibiotics Moderate
Interaction Summary
Theoretically, the antioxidant effects of alpha-lipoic acid might alter the effectiveness of antitumor antibiotics.
Read the full Alpha-lipoic Acid + Bleomycin interactionBromfenac SodiumBromsite, Prolensa
How Bromfenac Sodium interacts with Alpha Lipoic Acid — through 1 ingredient. Tap an ingredient for the detail:
Alpha-lipoic AcidAnticoagulant/antiplatelet Drugs Moderate
Interaction Summary
Theoretically, alpha-lipoic acid may have antiplatelet effects and may increase the risk of bleeding if used with anticoagulant or antiplatelet drugs.
Read the full Alpha-lipoic Acid + Bromfenac Sodium interactionBusulfanBusulfex, Myleran
How Busulfan interacts with Alpha Lipoic Acid — through 1 ingredient. Tap an ingredient for the detail:
Alpha-lipoic AcidAlkylating Agents Moderate
Interaction Summary
Theoretically, the antioxidant effects of alpha-lipoic acid might alter the effectiveness of alkylating agents.
Read the full Alpha-lipoic Acid + Busulfan interactionCabliviCablivi
How Cablivi interacts with Alpha Lipoic Acid — through 1 ingredient. Tap an ingredient for the detail:
Alpha-lipoic AcidAnticoagulant/antiplatelet Drugs Moderate
Interaction Summary
Theoretically, alpha-lipoic acid may have antiplatelet effects and may increase the risk of bleeding if used with anticoagulant or antiplatelet drugs.
Read the full Alpha-lipoic Acid + Cablivi interactionCangrelorKengreal
How Cangrelor interacts with Alpha Lipoic Acid — through 1 ingredient. Tap an ingredient for the detail:
Alpha-lipoic AcidAnticoagulant/antiplatelet Drugs Moderate
Interaction Summary
Theoretically, alpha-lipoic acid may have antiplatelet effects and may increase the risk of bleeding if used with anticoagulant or antiplatelet drugs.
Read the full Alpha-lipoic Acid + Cangrelor interactionCarboplatinParaplatin
How Carboplatin interacts with Alpha Lipoic Acid — through 1 ingredient. Tap an ingredient for the detail:
Alpha-lipoic AcidAlkylating Agents Moderate
Interaction Summary
Theoretically, the antioxidant effects of alpha-lipoic acid might alter the effectiveness of alkylating agents.
Read the full Alpha-lipoic Acid + Carboplatin interactionCarmustineBiCNU, Gliadel, Gliadel Wafer
How Carmustine interacts with Alpha Lipoic Acid — through 1 ingredient. Tap an ingredient for the detail:
Alpha-lipoic AcidAlkylating Agents Moderate
Interaction Summary
Theoretically, the antioxidant effects of alpha-lipoic acid might alter the effectiveness of alkylating agents.
Read the full Alpha-lipoic Acid + Carmustine interactionChlorambucilLeukeran
How Chlorambucil interacts with Alpha Lipoic Acid — through 1 ingredient. Tap an ingredient for the detail:
Alpha-lipoic AcidAlkylating Agents Moderate
Interaction Summary
Theoretically, the antioxidant effects of alpha-lipoic acid might alter the effectiveness of alkylating agents.
Read the full Alpha-lipoic Acid + Chlorambucil interactionEach ingredient & the kinds of drugs it affects
For each ingredient in Alpha Lipoic Acid with known interactions, here are the types of medications it can affect. Open any type for the detail — or search your exact drug in the checker above.
Alpha-Lipoic Acid
Alkylating Agents
Theoretically, the antioxidant effects of alpha-lipoic acid might alter the effectiveness of alkylating agents.
The use of antioxidants like alpha-lipoic acid during chemotherapy is controversial. There are concerns that antioxidants could reduce the activity of chemotherapy drugs that generate free radicals. However, some researchers theorize that antioxidants might make chemotherapy more effective by reducing oxidative stress that might interfere with apoptosis (cell death) of cancer cells. More evidence is needed to determine what effect, if any, antioxidants such as alpha-lipoic acid have on chemotherapy. Advise patients to consult their oncologist before using alpha-lipoic acid.
Anticoagulant/Antiplatelet Drugs
Theoretically, alpha-lipoic acid may have antiplatelet effects and may increase the risk of bleeding if used with anticoagulant or antiplatelet drugs.
In vitro, alpha-lipoic acid inhibits platelet aggregation.
Antitumor Antibiotics
Theoretically, the antioxidant effects of alpha-lipoic acid might alter the effectiveness of antitumor antibiotics.
The use of antioxidants like alpha-lipoic acid during chemotherapy is controversial. There are concerns that antioxidants could reduce the activity of antitumor antibiotic drugs, which work by generating free radicals. However, some researchers theorize that antioxidants might make chemotherapy more effective by reducing oxidative stress that might interfere with apoptosis (cell death) of cancer cells. More evidence is needed to determine what effect, if any, antioxidants such as alpha-lipoic acid have on chemotherapy involving antitumor antibiotics. Advise patients to consult their oncologist before using alpha-lipoic acid.
Thyroid Hormone
Theoretically, alpha-lipoic acid might decrease the effects of thyroid hormone drugs.
Animal research suggests that co-administration of thyroxine with alpha-lipoic acid reduces conversion into the active T3 form.
Antidiabetes Drugs
Theoretically, taking alpha-lipoic acid with antidiabetes drugs might increase the risk of hypoglycemia.
Although some small clinical studies have suggested that alpha-lipoic acid can lower blood glucose levels, larger clinical studies in patients with diabetes have shown no clinically meaningful effect. Additionally, co-administration of single doses of alpha-lipoic acid and glyburide or acarbose did not cause detectable drug interactions in healthy volunteers.
Brand information
Manufacturer and brand details for Alpha Lipoic Acid, from the product label.
BulkSupplements.com
See all BulkSupplements.com products- Name
- BulkSupplements.com
- Street Address
- 7511 Eastgate Rd
- City
- Henderson
- State
- NV
- ZipCode
- 89011
- Web Address
- bulksupplements.com
Alpha Lipoic Acid by BulkSupplements.com: Common Questions
Does Alpha Lipoic Acid by BulkSupplements.com interact with any medications?
How can one product interact with so many drugs?
Where does this information come from?
What is alpha-lipoic acid and what does it do?
What are the most common side effects?
Is it safe to use during pregnancy or while breastfeeding?
Can I take this if I'm on thyroid medication?
What if I take blood thinners like warfarin or aspirin?
Can I use it if I have diabetes and take diabetes medications?
Written and reviewed by the HelloPharmacist editorial staff. Our editorial policy
Not sure if Alpha Lipoic Acid is safe with your meds?
Our pharmacists answer your medication & supplement questions — free.
Label information is sourced from the NIH Dietary Supplement Label Database and reflects the product version on file; always read your actual product label. This page is for education only and is not a substitute for professional medical advice. Confirm with your pharmacist or doctor before combining supplements and medications.
The Full Monographs Behind Alpha Lipoic Acid’s Ingredients
Every ingredient we hold a full HelloPharmacist monograph for — uses, evidence, safety, and the complete interaction list.
Sources & How We Checked
Alpha Lipoic Acid's label data comes from the NIH Dietary Supplement Label Database; the ingredient interaction data is from the Natural Medicines database, reviewed by our pharmacists.
- NIH Dietary Supplement Label Database (DSLD) — The official product label on file for this supplement.
- Natural Medicines (Therapeutic Research Center) — Evidence-graded clinical reference behind the ingredient interaction data.
Content is written and reviewed by licensed HelloPharmacist pharmacists. See our data sources and editorial standards for how this information is built and checked.
The 48 references behind this product’s interaction data
Every citation that drives the interaction findings for this product’s ingredients, from the evidence-graded Natural Medicines (TRC Healthcare) database. Open an ingredient to browse its citations — links open the study on PubMed or the publisher’s site.
Alpha-lipoic Acid 48 references
- Labriola D, Livingston R. Possible interactions between dietary antioxidants and chemotherapy. Oncology 1999;13:1003-8.
- Anon. Alpha-lipoic acid. Altern Med Rev 1998;3:308-10.
- Konrad T, Vicini P, Kusterer K, et al. Alpha-lipoic acid treatment decreases serum lactate and pyruvate concentrations and improves glucose effectiveness in lean and obese patients with Type 2 diabetes. Diabetes Care 1999;22:280-7. PubMed
- Ziegler D, Hanefeld M, Ruhnau KJ, et al. Treatment of symptomatic diabetic peripheral neuropathy with the antioxidant alpha-lipoic acid: A 3-week, multicentre randomized controlled trial (ALADIN Study). Diabetologia 1995;38:1425-33.
- Gleiter CH, Schreeb KH, Freudenthaler S, et al. Lack of interaction between thioctic acid, glibenclamide and acarbose. Br J Clin Pharmacol 1999;48:819-25. PubMed
- Jacob S, Henriksen EJ, Tritschler HJ, et al. Improvement of insulin-stimulated glucose-disposal in type 2 diabetes after repeated parenteral administration of thioctic acid. Exp Clin Endocrinol Diabet 1996;104:284-8. PubMed
- Jacob S, Henriksen EJ, Schiemann AL, et al. Enhancement of glucose disposal in patients with type 2 diabetes by alpha-lipoic acid. Arzneimittelforschung 1995;45:872-4.
- Jacob S, Ruus P, Hermann R, et al. Oral administration of RAC-alpha-lipoic acid modulates insulin sensitivity in patients with type-2 diabetes mellitus: a placebo-controlled, pilot trial. Free Rad Biol Med 1999;27:309-14.
- Segermann J, Hotze A, Ulrich H, Rao GS. Effect of alpha-lipoic acid on the peripheral conversion of thyroxine to triiodothyronine and on serum lipid-, protein- and glucose levels. Arzneimittelforschung 1991;41:1294-8.
- Beitner H. Randomized, placebo controlled, double-blind study on the clinical efficacy of a cream containing 5% alpha-lipoic acid related to photoaging of facial skin. Br J Dermatol 2003;149:841-9.
- Ziegler D, Nowak H, Kempler P, et al. Treatment of symptomatic diabetic polyneuropathy with the antioxidant alpha-lipoic acid: A meta-analysis. Diabet Med 2004;21:114-21.
- Prasad KN. Rationale for using high-dose multiple dietary antioxidants as an adjunct to radiation therapy and chemotherapy. J Nutr 2004;134:3182S-3S. PubMed
- Conklin KA. Cancer chemotherapy and antioxidants. J Nutr 2004;134:3201S-3204S. PubMed
- Vincent HK, Bourguignon CM, Vincent KR, Taylor AG. Effects of alpha-lipoic acid supplementation in peripheral arterial disease: a pilot study. J Alt Complement Med 2007;13:577-84. PubMed
- Furukawa N, Miyamura N, Nishida K, et al. Possible relevance of alpha lipoic acid contained in a health supplement in a case of insulin autoimmune syndrome. Diabetes Res Clin Pract 2007;75:366-7. PubMed
- Ziegler D., Ametov A., Barinov A., Dyck P. J., Gurieva I., Low P. A., Munzel U., Yakhno N., Raz I., Novosadova M., Maus J., Samigullin, R. Oral treatment with alpha-lipoic acid improves symptomatic diabetic polyneuropathy: the SYDNEY 2 trial. Diabetes Car
- Gu X. M., Zhang S. S., Wu J. C., Tang Z. Y., Lu Z. Q., Li H., Liu C., Chen L., Ning, G. [Efficacy and safety of high-dose a-lipoic acid in the treatment of diabetic polyneuropathy]. Zhonghua Yi Xue Za Zhi 2010;90(35):2473-2476.
- Porasuphatana S., Suddee S., Nartnampong A., Konsil J., Harnwong B., Santaweesuk A. Glycemic and oxidative status of patients with type 2 diabetes mellitus following oral administration of alpha-lipoic acid: a randomized double-blinded placebo-controlled
- Ansar H., Mazloom Z., Kazemi F., Hejazi N. Effect of alpha-lipoic acid on blood glucose, insulin resistance and glutathione peroxidase of type 2 diabetic patients. Saudi Med J 2011;32(6):584-588. DOI
- de Oliveira A. M., Rondó P. H., Luzia L. A., D'Abronzo F. H., Illison V. K. The effects of lipoic acid and a-tocopherol supplementation on the lipid profile and insulin sensitivity of patients with type 2 diabetes mellitus: a randomized, double-blind, pla
- Mazloom Z., Ansar H. The Effect of Alpha-Lipoic Acid on Blood Pressure in Type 2 Diabetics. Iranian Journal of Endocrinology and Metabolism 2009;11(3):245-250.
- Volchegorskii I. A., Rassokhina L. M., Koliadich M. I., Alekseev M. I. [Comparative study of alpha-lipoic acid and mexidol effects on affective status, cognitive functions and quality of life in diabetes mellitus patients]. Eksp Klin Farmakol 2011;74(11):
- Cavalcanti D. R., da Silveira F. R. Alpha lipoic acid in burning mouth syndrome--a randomized double-blind placebo-controlled trial. J Oral Pathol Med 2009;38(3):254-261. PubMed
- Koh E. H., Lee W. J., Lee S. A., Kim E. H., Cho E. H., Jeong E., Kim D. W., Kim M. S., Park J. Y., Park K. G., Lee H. J., Lee I. K., Lim S., Jang H. C., Lee K. H., Lee K. U. Effects of alpha-lipoic Acid on body weight in obese subjects. Am J Med 2011;124( PubMed
- Bergqvist-Karlsson, A., Thelin, I., and Bergendorff, O. Contact dermatitis to alpha-lipoic acid in an anti-wrinkle cream. Contact Dermatitis 2006;55(1):56-57.
- Tang, J., Wingerchuk, D. M., Crum, B. A., Rubin, D. I., and Demaerschalk, B. M. Alpha-lipoic acid may improve symptomatic diabetic polyneuropathy. Neurologist. 2007;13(3):164-167. PubMed
- Hegazy SK, Tolba OA, Mostafa TM, Eid MA, El-Afify DR. Alpha-lipoic acid improves subclinical left ventricular dysfunction in asymptomatic patients with type 1 diabetes. Rev Diabet Stud 2013;10(1):58-67. PubMed
- Huang Z, Wan X, Liu J, et al. Short-term continuous subcutaneous insulin infusion combined with insulin sensitizers rosiglitazone, metformin, or antioxidant a-lipoic acid in patients with newly diagnosed type 2 diabetes mellitus. Diabetes Technol Ther 201
- Sarezky D, Raquib AR, Dunaief JL, Kim BJ. Tolerability in the elderly population of high-dose alpha lipoic acid: a potential antioxidant therapy for the eye. Clin Ophthalmol. 2016 Sep 29;10:1899-1903. PubMed
- Boriani F, Granchi D, Roatti G, Merlini L, Sabattini T, Baldini N. Alpha-lipoic acid after median nerve decompression at the carpal tunnel: a randomized controlled trial. J Hand Surg Am. 2017 Apr;42(4):236-42. PubMed
- Karkabounas S, Papadopoulos N, Anastasiadou C, et al. Effects of a-lipoic Acid, carnosine, and thiamine supplementation in obese patients with type 2 diabetes mellitus: A randomized, double-blind study. J Med Food. 2018;21(12):1197-1203.
- Murray GL, Colombo J. (r)Alpha lipoic acid is a safe, effective pharmacologic therapy of chronic orthostatic hypotension associated with low sympathetic tone. Int J Angiol. 2019;28(3):188-193. PubMed
- Bobe G, Michels AJ, Zhang WJ, et al. A randomized controlled trial of long-term (R)-α-lipoic acid supplementation promotes weight loss in overweight or obese adults without altering baseline elevated plasma triglyceride concentrations. J Nutr. 2020:
- Passiatore M, Perna A, De-Vitis R, Taccardo G. The use of alfa-lipoic acid-R (ALA-R) in patients with mild-moderate carpal tunnel syndrome: A randomised controlled open label prospective study. Malays Orthop J. 2020;14(1):1-6. PubMed
- El-Nahas MR, Elkannishy G, Abdelhafez H, Elkhamisy ET, El-Sehrawy AA. Oral alpha lipoic acid treatment for symptomatic diabetic peripheral neuropathy: A randomized double-blinded placebo-controlled study. Endocr Metab Immune Disord Drug Targets. 2020. PubMed
- Kim BJ, Hunter A, Brucker AJ, et al. Orally administered alpha lipoic acid as a treatment for geographic atrophy: A randomized clinical trial. Ophthalmol Retina. 2020;4(9):889-898. PubMed
- Derosa G, D'Angelo A, Preti P, Maffioli P. Safety and efficacy of alpha lipoic acid during 4 years of observation: A retrospective, clinical trial in healthy subjects in primary prevention. Drug Des Devel Ther. 2020;14:5367-5374.
- Sun Y, Guan X, Wang H, et al. Randomized clinical trial of combined therapy with oral a-lipoic acid and NB-UVB for nonsegmental stable vitiligo. Dermatol Ther. 2021;34(1):e14610.
- Gilron I, Robb S, Tu D, et al. Double-blind, randomized, placebo-controlled crossover trial of alpha-lipoic acid for the treatment of fibromyalgia pain: the IMPALA trial. Pain. 2021;162(2):561-568. PubMed
- Gullo D, Evans JL, Sortino G, Goldfine ID, Vigneri R. Insulin autoimmune syndrome (Hirata Disease) in European Caucasians taking a-lipoic acid. Clin Endocrinol (Oxf). 2014;81(2):204-9.
- Yukina M, Nuralieva N, Solovyev M, Troshina E, Vasilyev E. Insulin autoimmune syndrome. Endocrinol Diabetes Metab Case Rep. 2020;2020:19-0159. PubMed
- Moffa S, Improta I, Rocchetti S, Mezza T, Giaccari A. Potential cause-effect relationship between insulin autoimmune syndrome and alpha lipoic acid: Two case reports. Nutrition. 2019;57:1-4. PubMed
- Izzo V, Greco C, Corradini D, et al. Insulin autoimmune syndrome in an Argentine woman taking a-lipoic acid: A case report and review of the literature. SAGE Open Med Case Rep. 2018;6:2050313X18819601.
- EFSA Panel on Nutrition, Novel Foods and Food Allergens (NDA), Turck D, et al. Scientific opinion on the relationship between intake of alpha-lipoic acid (thioctic acid) and the risk of insulin autoimmune syndrome. EFSA J 2021;19(6):e06577. PubMed
- Jibril AT, Jayedi A, Shab-Bidar S. Efficacy and safety of oral alpha-lipoic acid supplementation for type 2 diabetes management: a systematic review and dose-response meta-analysis of randomized trials. Endocr Connect 2022;11(10):e220322. PubMed
- Corazza M, Arlotti E, Schettini N, Pacetti L, Bianchi A, Borghi A. Allergic contact dermatitis due to a-lipoic acid in a topical over-the-counter product: A case report. Contact Dermatitis 2023.
- Velasco-Amador JP, Prados-Carmona Á, Navarro-Triviño FJ. Contact urticaria syndrome caused by alpha-lipoic acid in a master formula for vulvar lichen sclerosus. Contact Dermatitis 2023;89(2):136-137. PubMed
- Sehgal T, Ohri U, Mittal N, Attri P, Dishant F. A Case of Insulin Autoimmune Syndrome in an Indian Male Taking Alpha-Lipoic Acid. Cureus 2023;15(8):e43743. PubMed
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