Major interaction on record — check this product against your medications before combining. Check your meds →
Dietary supplement

Vital Brain Ingredients & Drug Interactions

by Village Vitality

Capsule Category: Other Combinations
Most serious interaction: Major
The interaction bottom line Most serious interaction: Major

Vital Brain is a dietary supplement by Village Vitality with 6 active ingredients. Its ingredients are commonly taken for thinning mucus in lung conditions, acetaminophen (tylenol) overdose treatment, antioxidant and glutathione support.Based on those ingredients, 869 medications have a known interaction with it, the most serious rated major. The ingredients most likely to interact are N-Acetyl-L-Cysteine, Alpha-Lipoic Acid, Sharp-PS. Use the checker below to test your specific medication, or read the full HelloPharmacist Interaction Report.

HelloPharmacist Scorecard of Vital Brain by Village Vitality

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.

From our pharmacy team — supplement deep dive

What’s inside

Full disclosure
Ingredient Transparency · database check
Full

Every active ingredient lists its own amount on the label.

Why this rating?
  • The label discloses an exact amount for 6 of its 6 active ingredients.
  • No proprietary blends here — you can verify the dose of every single component.

Vital Brain contains 6 active ingredients. N-acetyl cysteine is a compound that supports lung and respiratory health and is used clinically for acetaminophen poisoning.

Alpha-lipoic acid is an antioxidant that may help with nerve pain and blood sugar control. Acetyl-L-carnitine supports brain function and energy production in cells.

Coenzyme Q-10 is an antioxidant found naturally in the body that supports heart and cellular energy. Phosphatidylserine (branded as Sharp-PS) is a fat-like compound in cell membranes thought to support brain and memory function.

Broccoli extract (branded as TrueBroc) provides compounds from the cruciferous vegetable family. The product also contains inactive ingredients including tricalcium phosphate, hydroxypropyl methylcellulose, stearic acid, silica, and calcium silicate.

Does it work?

Moderate evidence
Evidence for Intended Use · database check
By FDA rules, dietary supplements can’t claim to treat, cure, or prevent disease — so labels speak in careful marketing language. We discern each product’s intended use from its name, label claims, and label statements, then grade the clinical evidence for that use. How these ratings are computed
Moderate

Some clinical evidence supports this product's ingredients for its stated purpose, but it isn't conclusive.

Why this rating?
  • The label markets this product for: enhance brain performance and promote brain health.
  • We looked for evidence on: Age-related cognitive decline, Attention deficit-hyperactivity disorder (ADHD), Cognitive function, Alzheimer disease, Memory, Mental clarity — and 2 related terms.
  • The strongest evidence on file: Acetyl-l-carnitine is rated "Possibly Effective" for Age-related cognitive decline (Natural Medicines).
  • Also on file: Acetyl-l-carnitine is rated "Possibly Effective" for Alzheimer disease.
  • Also on file: Phosphatidylserine is rated "Possibly Effective" for Age-related cognitive decline, Alzheimer disease.

The evidence for effectiveness varies by ingredient and condition. N-acetyl cysteine is effective for acetaminophen poisoning and some respiratory conditions like bronchitis (though bronchitis support is only possibly effective).

Alpha-lipoic acid is possibly effective for diabetic nerve pain, high cholesterol, and weight management. Acetyl-L-carnitine is possibly effective for age-related cognitive decline, Alzheimer disease, nerve pain in diabetes, and depression.

Coenzyme Q-10 is likely effective if you have a CoQ-10 deficiency, and possibly effective for heart failure, migraines, and nerve damage from diabetes. Phosphatidylserine is possibly effective for age-related cognitive decline and Alzheimer disease, but evidence for ADHD, athletic performance, and general cognitive function is insufficient.

Broccoli extract is possibly effective for colorectal cancer prevention, but evidence for other cancers and other conditions is insufficient or not yet established in our data.

How safe is it?

Well-documented data
Safety Information · database check
Well characterized

Adverse-effect, pregnancy, and general safety data are on file for most of these ingredients.

Why this rating?
  • We hold adverse-effect (side-effect) data for 6 of the 6 matched ingredients.
  • Pregnancy & breastfeeding safety ratings cover 6 of 6.
  • General safety write-ups exist for 6 of 6.
  • Remember: this measures how much safety information exists. Thin data is not the same as being safe.

Most of these ingredients are generally well tolerated at typical doses. N-acetyl cysteine's most common side effects are digestive (diarrhea, nausea, heartburn, loss of appetite).

Alpha-lipoic acid commonly causes headache, heartburn, nausea, and vomiting orally. Acetyl-L-carnitine may cause agitation, dry mouth, headache, insomnia, and reduced appetite; it can also produce a fishy odor in urine, breath, and sweat.

Coenzyme Q-10 is very well tolerated; side effects occur in less than 1% of users and are mainly gastrointestinal (nausea, diarrhea, heartburn). Phosphatidylserine may cause gas, headache, insomnia, and nausea, especially at higher doses.

Broccoli extract can cause loose stools, diarrhea, and abdominal cramping, particularly at high doses. For pregnancy: alpha-lipoic acid and phosphatidylserine safety data advise against use during pregnancy.

N-acetyl cysteine, acetyl-L-carnitine, and broccoli extract have not been well studied in pregnancy—there isn't enough data to know either way, so talk with your doctor or pharmacist for personalized advice. Coenzyme Q-10 pregnancy safety data are not on file.

For breastfeeding: alpha-lipoic acid and acetyl-L-carnitine should be avoided; phosphatidylserine and coenzyme Q-10 safety is unknown or not well studied, so check with your doctor.

Meds to double-check

Major interaction found
Known Interaction Concern · database check
Major identified

At least one ingredient has a documented Major-severity interaction. Check your medications for a personalized result.

Why this rating?
  • 6 of the 6 matched ingredients can interact with medications — Alpha-lipoic Acid, Acetyl-l-carnitine, Coenzyme Q10, Phosphatidylserine, N-acetyl Cysteine (nac), among others.
  • The most serious interaction on file is rated Major.
  • Some involve high-stakes drug classes: anticoagulant / antiplatelet drugs; cancer treatments; diabetes medications.
  • For scale: 869 individual medications appear in the full list. A big number alone doesn't make a product dangerous — what matters is whether YOUR medication is on it, so run yours through the interaction checker on this page.

Before taking Vital Brain, check your medications against these drug types: nitroglycerin (Major risk), then blood thinners and antiplatelet drugs, blood pressure medicines, thyroid hormone replacements, antidiabetes drugs, chemotherapy agents (alkylating agents and antitumor antibiotics), serotonergic antidepressants, antimalarial drugs, anticholinergic and cholinergic medications, and any drugs broken down by the liver enzymes CYP1A2 or CYP2A6. Use the search tool on this page with your exact medication names.

Check your own medication Run your meds through the checker above

The bottom line

Scorecard at a glanceFully disclosed formula with some supporting evidence for its stated purpose. Major medication interactions have been identified, and safety information is well characterized.

This is a multi-ingredient brain support formula best suited for adults without major medication regimens. If you take any blood thinners, blood pressure drugs, thyroid medication, antidiabetes drugs, or serotonergic antidepressants, you need to check this product against your exact prescriptions before starting.

Talk to your pharmacist or doctor before use, especially if you're pregnant, breastfeeding, or taking any prescription medications.

Educational only — not medical advice; always confirm with your pharmacist. Our editorial policy · How we use AI

Assessment coverage: 6 of 6 active ingredients matched to our full ingredient reviews (monographs). Based on the product label dated May 23, 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

At a glance

General information

Key facts about Vital Brain, straight from the product label.

Brand Village Vitality
Barcode (UPC) 669439847831
Net contents 240 Vegetarian Capsule(s)
Market status On market
Date entered into DSLD May 23, 2024
DSLD ID 310334
Product type Other Combinations
Supplement form Capsule
Dietary claims / uses Nutrient, All Other, Structure/Function
Intended target group(s) Vegan, Vegetarian, Adult (18 - 50 Years), Gluten Free, Dairy Free
From the label
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 Vital Brain by Village Vitality, sourced from the NIH Dietary Supplement Label Database.

Supplement Facts

Daily Value (DV) Target Group(s):
Adults and children 4 or more years of age
Minimum serving Sizes:
2 Capsule(s)
Maximum serving Sizes:
4 Capsule(s)
Servings per container
60
UPC/BARCODE
669439847831
IngredientAmount% DV
N-Acetyl-L-Cysteine150 mg--
Alpha-Lipoic Acid100 mg--
Acetyl-L-Carnitine400 mg--
Coenzyme Q-10100 mg--
Sharp-PS100 mg--
TrueBroc15 mg--

Other ingredients: Tricalcium Phosphate, Hydroxypropyl Methylcellulose, Stearic Acid, Silica, Calcium Silicate

Tap any ingredient to jump to its full detail below.

Label statements
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.
Suggested/Recommended/Usage/Directions

Directions: take two to four capsules daily, or as directed by your healthcare practitioner.

Precautions

Consult your healthcare practitioner prior to use.

Individuals taking medication, especially cancer treatment, should discus potential interactions with their healthcare practitioner.

Storage: Keep tightly closed in a cool, dry place out of reach of children.

Professional use only

Formulation

Representing more than 30 years of neuroscience research, this unique encapsulated formula, is designed to enhance brain performance and promote brain health. A key component of a complete program to ensure optimal brain function, Vital Brain improves the energy production of brain mitochondria and provides generous antioxidant support to combat the damaging effects of excess free radicals in the brain.

Does not contain: Wheat, gluten, yeast, soy, animal or dairy products, fish, shellfish, peanuts, tree nuts, egg, ingredients derived from genetically modified organisms (GMOs), artificial colors, artificial sweeteners, or artificial preservatives.

Comprehensive brain support formula

Manufactured in a GMP compliant facility.

Vegetarian Caps

Formula

Four capsules of Vital Brain provide the same amount of N-Acetyl-Cysteine, Phosphatidylserine, Acetyl-L-Carnitine, Alpha Lipoic Acid, Coenzyme Q10, and Glucoraphanin as one scoop of BrainSustain powder.

FDA Disclaimer Statement

These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.

Storage

Storage: Keep tightly closed in a cool, dry place out of reach of children.

FDA Statement of Identity

Dietary Supplement

Brand IP Statement(s)

truebroc Patented Antioxidant Protection Produced under US patent 5,725,895; 5,968,505; 5,968,567; 6,177,122; and 6,242,018 licensed from Brassica Protection Products LLC; truebroc is a trademark of Brassica Protection Products LLC.

SharpPS is a registered trademark of Enzymotec Ltd.

General Statements

This package is completely recyclable

See for yourself

Vital Brain by Village Vitality label

The label scan from the NIH Dietary Supplement Label Database. Tap to enlarge.

What’s inside

The Ingredients in Vital Brain by Village Vitality

These are the 6 active ingredients this product is made of. Select any to open its full monograph.

Serving size2 Capsule(s) Dosage formCapsule Servings per container60 Amounts shown are per serving.

Most supplement products combine several ingredients, and a medication can interact with the product through any one of them. Each ingredient below shows whether it has known drug interactions.

N-Acetyl-L-Cysteine

Interacts with
294 drugs
150 mg per serving

N-acetyl cysteine (NAC) is a supplement form of the amino acid cysteine and a building block for the antioxidant glutathione. It has well-established...

N-Acetyl-L-Cysteine monograph & interactions

Alpha-Lipoic Acid

Interacts with
263 drugs
100 mg per serving

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 & interactions

Acetyl-L-Carnitine

Interacts with
203 drugs
400 mg per serving Form: Acetyl-L-Carnitine HCl

Acetyl-L-carnitine is a form of the amino acid carnitine that the body uses to help produce energy in cells. It is most studied for nerve pain and mem...

Acetyl-L-Carnitine monograph & interactions

Coenzyme Q-10

Interacts with
198 drugs
100 mg per serving Form: Ubiquinone

CoQ10 is a vitamin-like substance your body makes naturally that helps cells produce energy and acts as an antioxidant. It is generally well tolerated...

Coenzyme Q-10 monograph & interactions

Sharp-PS

Interacts with
219 drugs
100 mg per serving Form: Phosphatidylserine

Phosphatidylserine is a natural fat-like compound found in cell membranes, especially in the brain, and it is sold mainly to support memory and thinki...

Sharp-PS monograph & interactions

TrueBroc

Interacts with
187 drugs
15 mg per serving Form: Glucoraphanin

Broccoli is a nutritious cruciferous vegetable rich in fiber, vitamins, and plant compounds like sulforaphane that have drawn scientific interest for...

TrueBroc monograph & interactions

Other (inactive) ingredients: Tricalcium Phosphate, Hydroxypropyl Methylcellulose, Stearic Acid, Silica, Calcium Silicate. These complete the product’s ingredient list but are not active constituents.

Interaction report

Vital Brain by Village Vitality Drug Interactions

Want to check YOUR meds against Vital Brain?

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 checker
869Drugs
1 Major 782 Moderate 86 Minor

Ingredients driving the most interactions

Sharp-PS 219

Each ingredient & the kinds of drugs it affects

For each ingredient in Vital Brain with known interactions, here are the types of medications they can affect. Open any type for the detail — or search your exact drug in the checker above.

N-Acetyl-L-Cysteine5 drug types · 294 drugs

Nitroglycerin

N-acetyl cysteine can increase the risk for hypotension and headaches when taken with intravenous or transdermal nitroglycerin.
Clinical research shows that concomitant administration of N-acetyl cysteine and intravenous or transdermal nitroglycerin can cause severe hypotension and intolerable headaches. Furthermore, in vitro research suggests that N-acetyl cysteine increases the anticoagulant activity of nitroglycerin.

Likelihood Probable Evidence B
Activated Charcoal

N-acetyl cysteine might reduce the effects of activated charcoal, while activated charcoal might reduce the absorption of N-acetyl cysteine.
N-acetyl cysteine appears to reduce the capacity of activated charcoal to adsorb acetaminophen and salicylic acid. Conversely, although clinical research suggests that although activated charcoal can reduce the absorption of N-acetyl cysteine by up to 40%, it does not seem to reduce its clinical effects. Other clinical evidence suggests that activated charcoal does not affect the absorption of N-acetyl cysteine.

Likelihood Possible Evidence D
Anticoagulant/Antiplatelet Drugs

Theoretically, N-acetyl cysteine might increase the risk of bleeding when taken with anticoagulant or antiplatelet drugs.
Clinical research suggests that intravenous N-acetyl cysteine decreases prothrombin time, prolongs coagulation time, decreases platelet aggregation, and increases blood loss in surgical patients. Furthermore, in vitro research suggests that N-acetyl cysteine increases the anticoagulant activity of nitroglycerin.

Likelihood Possible Evidence D
Antihypertensive Drugs

Theoretically, N-acetyl cysteine might increase the risk of hypotension when taken with antihypertensive drugs.
Animal research suggests that N-acetyl cysteine potentiates the hypotensive effects of the angiotensin-converting enzyme inhibitors (ACEIs) captopril and enalaprilat. Theoretically, combining N-acetyl cysteine with other antihypertensive drugs might increase the risk of hypotension.

Likelihood Possible Evidence D
Chloroquine (Aralen)

Theoretically, N-acetyl cysteine might interfere with the antimalarial effects of chloroquine.
Animal research suggests that N-acetyl cysteine might reduce the antimalarial effects of chloroquine by increasing cellular levels of glutathione.

Likelihood Possible Evidence D

Alpha-Lipoic Acid5 drug types · 263 drugs

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.

Likelihood Possible Evidence D
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.

Likelihood Possible Evidence D
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.

Likelihood Possible Evidence D
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.

Likelihood Possible Evidence D
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.

Likelihood Unlikely Evidence B

Sharp-PS2 drug types · 219 drugs

Anticholinergic Drugs

Theoretically, phosphatidylserine might decrease the effectiveness anticholinergic drugs.
Phosphatidylserine is thought to increase acetylcholine levels, which could theoretically interfere with the activity of anticholinergic agents.

Likelihood Possible Evidence B
Cholinergic Drugs

Theoretically, phosphatidylserine might have additive effects with cholinergic drugs.
Phosphatidylserine is thought to increase acetylcholine levels, which could theoretically lead to additive cholinergic effects when used with cholinergic drugs.

Likelihood Possible Evidence B

Acetyl-L-Carnitine4 drug types · 203 drugs

Acenocoumarol (Sintrom)

Theoretically, acetyl-L-carnitine might increase the anticoagulant effects of acenocoumarol.
L-carnitine, the parent compound of acetyl-L-carnitine, might enhance the anticoagulant effects of acenocoumarol, an oral anticoagulant that is similar to warfarin, but shorter-acting. There are at least two case reports of INR elevation when L-carnitine was taken with acenocoumarol. In one case, a 33-year-old male with a previously stable INR had an elevated INR of 4.65 after L-carnitine was started and continued for 10 weeks. INR normalized after discontinuation of the L-carnitine-containing product. It is unclear if such an interaction would also occur with acetyl-L-carnitine.

Likelihood Possible Evidence D
Serotonergic Drugs

Theoretically, acetyl-L-carnitine might increase the risk of serotonergic side effects, including serotonin syndrome and cerebral vasoconstrictive disorders, when taken with serotonergic drugs.
Animal research shows that acetyl-L-carnitine can increase levels of serotonin in the brain.

Likelihood Possible Evidence D
Thyroid Hormone

Theoretically, acetyl-L-carnitine might decrease the effectiveness of thyroid hormone replacement.
L-carnitine appears to act as a peripheral thyroid hormone antagonist by inhibiting entry of thyroid hormone into the nucleus of cells. Taking L-carnitine also seems to diminish some of the symptoms of hyperthyroidism. It is unclear if such an interaction would occur with acetyl-L-carnitine.

Likelihood Probable Evidence B
Warfarin (Coumadin)

Theoretically, acetyl-L-carnitine might increase the anticoagulant effects of warfarin.
L-carnitine, the parent compound of acetyl-L-carnitine, might increase the anticoagulant effects of acenocoumarol, a shorter-acting oral anticoagulant similar to warfarin. There is not enough information to know whether this interaction occurs with acetyl-L-carnitine and warfarin.

Likelihood Possible Evidence D

Coenzyme Q-103 drug types · 198 drugs

Alkylating Agents

Coenzyme Q10 has antioxidant effects. Theoretically, this may reduce the activity of chemotherapy drugs that generate free radicals.
Theoretically, antioxidants such as coenzyme Q10 might protect tumor cells from chemotherapeutic agents that work by inducing oxidative stress, such as alkylating agents (e.g., cyclophosphamide) and radiation therapy. The clinical importance of this interaction is unknown.

Likelihood Possible Evidence D
Warfarin (Coumadin)

Coenzyme Q10 is chemically similar to menaquinone and might have vitamin K-like procoagulant effects, which could decrease the effects of warfarin.
Concomitant use of coenzyme Q10 and warfarin might reduce the anticoagulant effects of warfarin. Four cases of decreased warfarin efficacy thought to be due to coenzyme Q10 have been reported. However, there is some preliminary clinical research that suggests coenzyme Q10 might not significantly decrease the effects of warfarin in patients who have a stable INR.

Likelihood Possible Evidence D
Antihypertensive Drugs

Theoretically, coenzyme Q10 might have additive effects with antihypertensive drugs.
Some clinical research shows that coenzyme Q10 can significantly lower blood pressure, although other studies have shown conflicting results.

Likelihood Possible Evidence B

TrueBroc2 drug types · 187 drugs

Cytochrome P450 1A2 (Cyp1A2) Substrates

Theoretically, broccoli might reduce the levels and effects of drugs metabolized by CYP1A2.
Pharmacokinetic research in humans shows that eating 500 grams of fresh broccoli daily for 6-12 days can increase CYP1A2 activity by 10% to 200%. Induction of CYP1A2 activity by broccoli is attributed to its glucosinolate constituents.

Likelihood Possible Evidence B
Cytochrome P450 2A6 (Cyp2A6) Substrates

Theoretically, broccoli might reduce the levels and effects of drugs metabolized by CYP2A6.
Pharmacokinetic research in humans shows that eating 500 grams of broccoli daily for 6 days increases CYP2A6 activity by 135% to 550%. Induction of CYP2A6 activity is attributed to its glucosinolate constituents.

Likelihood Possible Evidence B
The maker

Brand information

Manufacturer and brand details for Vital Brain, from the product label.

Village Vitality

See all Village Vitality products
Name
Village Vitality LLC
Street Address
79 Tinker Street Fl 2
City
Woodstock
State
NY
ZipCode
12498
Phone Number
(845) 521-7455
Web Address
www.WoodstockVitamins.com
Pharmacist Counseling Corner

Vital Brain by Village Vitality: Common Questions

Does Vital Brain by Village Vitality interact with any medications?
Yes. Based on its ingredients, Vital Brain has a known interaction with 869 medications, including 1 rated major. Use the checker to see how it interacts with a specific drug.
How can one product interact with so many drugs?
Vital Brain contains 6 active ingredients, and an interaction can come from any of them. We check every ingredient, combine the results into one list per medication, and show which ingredient and mechanism is responsible.
Where does this information come from?
The product label data comes from the NIH Dietary Supplement Label Database (DSLD); the interaction data is built on the Natural Medicines database and reviewed by HelloPharmacist pharmacists.
Can I take this while pregnant?
It depends on the ingredient. Alpha-lipoic acid and phosphatidylserine should be avoided in pregnancy. N-acetyl cysteine, acetyl-L-carnitine, and broccoli extract haven't been well studied in pregnancy—there isn't enough data to know either way. Talk with your doctor or pharmacist before use to decide what's right for you.
What does phosphatidylserine do?
Phosphatidylserine is a fat-like compound found in cell membranes. It's possibly effective for age-related cognitive decline and Alzheimer disease, but evidence for other uses like ADHD or general cognitive function is not yet established in our data.
Will this lower my blood sugar?
Alpha-lipoic acid is theoretically able to lower blood sugar, though larger clinical studies in diabetes patients have shown no meaningful effect. If you take diabetes medications, it's important to check with your pharmacist, as combining them could theoretically increase low blood sugar risk.
What are the most common side effects?
The most common side effects across ingredients are digestive: nausea, diarrhea, heartburn, and loss of appetite. N-acetyl cysteine may also cause dry mouth. Acetyl-L-carnitine can cause agitation, insomnia, and headache. At high doses, some ingredients like phosphatidylserine and broccoli extract are more likely to cause stomach upset.
Is coenzyme Q-10 safe?
Coenzyme Q-10 is very well tolerated; clinical studies report no serious adverse effects in most adults. Side effects occur in less than 1% of users and are mainly minor gastrointestinal symptoms like nausea or diarrhea. Safety data during pregnancy are not on file, and breastfeeding safety is not well studied.
Does broccoli extract interact with my medications?
Yes—broccoli extract can speed up how your liver breaks down certain medications, particularly drugs metabolized by the liver enzymes CYP1A2 and CYP2A6. This may make those drugs less effective. Check the medication search tool on this page with your specific prescriptions.

Written and reviewed by the HelloPharmacist editorial staff. Our editorial policy

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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.

Vital Brain label
Go deeper

The Full Monographs Behind Vital Brain’s Ingredients

Every ingredient we hold a full HelloPharmacist monograph for — uses, evidence, safety, and the complete interaction list.

Herb & supplement monograph

N-acetyl Cysteine (nac)

Interacts with 294 drugs

N-acetyl cysteine (NAC) is a supplement form of the amino acid cysteine and a building block for the antioxidant glutathione. It has well-established prescription uses for acetaminophen over...

Read the full N-acetyl Cysteine (nac) monograph →
Herb & supplement monograph

Alpha-lipoic Acid

Interacts with 263 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, where some evidence suggests it may help...

Read the full Alpha-lipoic Acid monograph →
Herb & supplement monograph

Acetyl-l-carnitine

Interacts with 203 drugs

Acetyl-L-carnitine is a form of the amino acid carnitine that the body uses to help produce energy in cells. It is most studied for nerve pain and memory-related conditions, though the evide...

Read the full Acetyl-l-carnitine monograph →
Herb & supplement monograph

Coenzyme Q10

Interacts with 198 drugs

CoQ10 is a vitamin-like substance your body makes naturally that helps cells produce energy and acts as an antioxidant. It is generally well tolerated and is most studied for heart condition...

Read the full Coenzyme Q10 monograph →
Herb & supplement monograph

Phosphatidylserine

Interacts with 219 drugs

Phosphatidylserine is a natural fat-like compound found in cell membranes, especially in the brain, and it is sold mainly to support memory and thinking. Some research suggests possible bene...

Read the full Phosphatidylserine monograph →
Herb & supplement monograph

Broccoli

Interacts with 187 drugs

Broccoli is a nutritious cruciferous vegetable rich in fiber, vitamins, and plant compounds like sulforaphane that have drawn scientific interest for health benefits. Eating broccoli as food...

Read the full Broccoli monograph →
Sources

Sources & How We Checked

Vital Brain'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.

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 210 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.

N-acetyl Cysteine (nac) 86 references
  1. Ellenhorn MJ, et al. Ellenhorn's Medical Toxicology: Diagnoses and Treatment of Human Poisoning. 2nd ed. Baltimore, MD: Williams & Wilkins, 1997.
  2. Jepsen S, Hansen AB. The influence of N-acetylcysteine on the measurement of prothrombin time and activated partial thromboplastin time in healthy subjects. Scand J Clin Lab Invest 1994;54:543-7. PubMed
  3. van Zandwijk N, Dalesio O, Pastorino U, et al. EUROSCAN, a randomized trial of vitamin A and N-acetylcysteine in patients with head and neck cancer or lung cancer. For the European Organization for Research and Treatment of Cancer Head and Neck and Lung C DOI
  4. Horowitz RS, Dart RC, Jarvie DR, et al. Placental transfer of N-acetylcysteine following human maternal acetaminophen toxicity. J Toxicol Clin Toxicol 1997;35:447-51.
  5. Bailey B, McGuigan MA. Management of anaphylactoid reactions to intravenous N-acetylcysteine. Ann Emerg Med 1998;31:710-5. PubMed
  6. Spiller HA, Krenzelok EP, Grande GA, et al. A prospective evaluation of the effect of activated charcoal before oral N-acetylcysteine in acetaminophen overdose. Ann Emerg Med 1994;23:519-23. PubMed
  7. Ardissino D, Merlini PA, Savonitto S, et al. Effect of transdermal nitroglycerin or N-acetylcysteine, or both, in the long-term treatment of unstable angina pectoris. J Am Coll Cardiol 1997;29:941-7. PubMed
  8. Horowitz JD, Henry CA, Syrjanen ML, et al. Nitroglycerine/N-acetylcysteine in the management of unstable angina pectoris. Eur Heart J 1988;9:95-100. PubMed
  9. Louwerse ES, Weverling GJ, Bossuyt PM, et al. Randomized, double-blind, controlled trial of acetylcysteine in amyotrophic lateral sclerosis. Arch Neurol 1995;52:559-64. PubMed
  10. Wiklund O, Fager G, Andersson A, et al. N-acetylcysteine treatment lowers plasma homocysteine but not serum lipoprotein(a) levels. Atherosclerosis 1996;119:99-106. PubMed
  11. De Flora S, Grassi C, Carati L. Attenuation of influenza-like symptomatology and improvement of cell-mediated immunity with long-term N-acetylcysteine treatment. Eur Respir J 1997;10:1535-41. PubMed
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Alpha-lipoic Acid 48 references
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Acetyl-l-carnitine 22 references
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Broccoli 5 references
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DISCLAIMER: Currently this does not check for drug-drug interactions. This is not an all-inclusive comprehensive list of potential interactions and is for informational purposes only. Not all interactions are known or well-reported in the scientific literature, and new interactions are continually being reported. Input is needed from a qualified healthcare provider including a pharmacist before starting any therapy. Application of clinical judgment is necessary.

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