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Dietary supplement

L-Taurine 800 mg Unflavored Ingredients & Drug Interactions

by Muscle Empire

L-Taurine 800 mg Unflavored label
See full label image
Powder Category: Non-nutrient/non-botanical
Most serious interaction: Moderate
Clinical methodology reviewed by · Updated Sep 16, 2026 · Label data from the NIH DSLD
What is this page for?

First and foremost: checking L-Taurine 800 mg Unflavored 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

The interaction bottom line Most serious interaction: Moderate

L-Taurine 800 mg Unflavored is a dietary supplement by Muscle Empire with 1 active ingredient. Its ingredients are commonly taken for exercise performance and endurance, heart health, energy support.Based on those ingredients, 173 medications have a known interaction with it, the most serious rated moderate. The ingredients most likely to interact are L-Taurine powder:. Use the checker below to test your specific medication, or read the full HelloPharmacist Interaction Report.

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Check Your Meds Against L-Taurine 800 mg Unflavored by Muscle Empire

Ask about any prescription or over-the-counter medication and we check it for interactions with L-Taurine 800 mg Unflavored by Muscle Empire — and tell you which ingredient is responsible.

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HelloPharmacist Scorecard of L-Taurine 800 mg Unflavored by Muscle Empire

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

Generated from HelloPharmacist’s pharmacist-curated databases and editorial rules · Last generated Aug 13, 2026

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 1 of its 1 active ingredient.
  • “L-Taurine powder:” is listed as a grouped ingredient — the label doesn't break down how much of each component you get.

This product contains one active ingredient: L-taurine, 800 mg per serving. Taurine is an amino acid your body makes naturally and also gets from food, especially meat and fish.

The only other ingredient is silicon dioxide, an inactive ingredient (anti-caking agent) used to keep the powder from clumping.

Does it work?

Insufficient 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
Insufficient

There isn't enough reliable clinical evidence to rate this product's ingredients for its stated purpose.

Why this rating?
  • The label markets this product for: muscle maintenance and athletic performance.
  • We looked for evidence on: Athletic performance, Exercise-induced muscle soreness, Physical performance, Muscular dystrophy, Postoperative recovery, muscle recovery — and 2 related terms.
  • The closest evidence on file: Taurine is rated "Insufficient Reliable Evidence To Rate" for Athletic performance (Natural Medicines).
  • Also on file: Taurine is rated "Insufficient Reliable Evidence To Rate" for Exercise-induced muscle soreness, Muscular dystrophy, Physical performance, Postoperative recovery.

The research we hold shows L-taurine as possibly effective for hepatitis and congestive heart failure (CHF) — a condition where the heart doesn't pump blood efficiently. For weight loss, the evidence suggests it's possibly ineffective.

These are preliminary findings; more robust research is needed to say definitively whether taurine works for these conditions.

The evidence, ingredient by ingredient Taurine

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 1 of the 1 matched ingredient.
  • Pregnancy & breastfeeding safety ratings cover 1 of 1.
  • General safety write-ups exist for 1 of 1.
  • Remember: this measures how much safety information exists. Thin data is not the same as being safe.

L-taurine is generally well tolerated when you take it short-term in typical doses for up to a year. The most common side effects are constipation, diarrhea, and indigestion.

Rare serious side effects include allergic reactions — particularly in people with a history of sulfonamide or sulfite allergies — though these are uncommon at normal supplement doses. Long-term safety isn't as well studied, so you should use this supplement only under medical guidance if you plan to take it long-term.

Taurine does occur naturally in breast milk, but there isn't enough safety data on supplement doses during breastfeeding; talk with your doctor or pharmacist before using it if you're nursing.

Side effects, ingredient by ingredient Taurine

Meds to double-check

Moderate interaction found
Known Interaction Concern · database check
Moderate identified

The most serious documented interaction for these ingredients is Moderate. Check your medications for a personalized result.

Why this rating?
  • 1 of the 1 matched ingredient can interact with medications — Taurine.
  • The most serious interaction on file is rated Moderate.
  • Some involve high-stakes drug classes: lithium.
  • For scale: 173 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.

Double-check this product before taking it if you're on antihypertensive drugs (blood pressure medications) or lithium. Both interactions are Moderate severity, and either one could affect how your medication works or your blood pressure control.

Your doctor or pharmacist can tell you whether it's safe in your situation.

Check your own medication Run your meds through the checker above

The bottom line

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

L-taurine might help with liver inflammation or heart failure, though the evidence is still developing. If you take blood pressure medication or lithium, you need to clear this with your doctor or pharmacist first — the interaction risk is real.

It's generally well tolerated short-term in healthy adults, but long-term use should be guided by a healthcare provider. Have a conversation with your doctor or pharmacist about whether this makes sense for you.

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 24, 2017.

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 L-Taurine 800 mg Unflavored, straight from the product label.

Brand Muscle Empire
Barcode (UPC) 798711492909
Net contents 500 Gram(s); 1.1 lbs
Market status On market
Date entered into DSLD Mar 24, 2017
DSLD ID 71786
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
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 L-Taurine 800 mg Unflavored by Muscle Empire, 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:
0.8 Gram(s)
Maximum serving Sizes:
0.8 Gram(s)
Servings per container
625
UPC/BARCODE
798711492909
IngredientAmount% DV
L-Taurine800 mg--
L-Taurine powder:0 NP--

Other ingredients: Silicon Dioxide

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.
Formula

L-Taurine is a non-essential sulfur-containing amino acid that is commonly found in red meat and fish.

L-Taurine 800 mg per serving

General Statements

Some studies suggest that it works together with l-glycine and gamma aminobutyric acid (gaba) to function as a neuroinhibitory transmitter. Other studies suggest that l-taurine may play an important role in muscle maintenance and increased nitric oxide production, which in turn causes an increase in oxygenated blood flow to the muscles. It has also been suggested that l-taurine is an effective stabilizer for the body, regulating the amount of water and minerals in the blood as well as acting as an antioxidant.

100% Pure powder

Scoop inside Serving Scoop included (may settle during shipping)

Prevents potassium loss Improved muscle protein synthesis Aids in digestion of fat and vitamins Promotes a healthy cardiovascular and nervous system

625 Servings

General

PART#83820-5005T VER 2.1 REV 07 16 2015

Seals/Symbols

Q Premium quality Dietary Supplement

Lab tested for purity and quality

Packed in USA

Suggested/Recommended/Usage/Directions

Morning Pre During Post Night

Suggested Use: As a dietary supplement, take one serving (1 scoop) three times daily.

Precautions

Do not take this or any other supplement if under the age of 18, pregnant or nursing a baby, or if you have any known or suspected medical conditions and/or taking prescription drug(s) or OTC medication(s).

Always consult with a qualified health physician before taking any new dietary supplement.

Do not use or consume if inner seal is broken.

Warning: Keep out of the reach of children. Do not take this or any other supplement if under the age of 18, pregnant or nursing a baby, or if you have any known or suspected medical conditions and/or taking prescription drug(s) or OTC medication(s).

FDA Disclaimer Statement

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

Storage

Store in a cool, dry place.

FDA Statement of Identity

Dietary Supplement

Formulation

Allergens: This product contains no soy, dairy & dairy byproducts, eggs, fish, shellfish, wheat, gluten, tree nuts, or sesame

Is this label outdated? Report a formula or label change and our pharmacy team will review it.

See for yourself

L-Taurine 800 mg Unflavored by Muscle Empire label

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

L-Taurine 800 mg Unflavored label

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)
What’s inside

The Ingredients in L-Taurine 800 mg Unflavored by Muscle Empire

This is the 1 active ingredient this product is made of. Select it to open its full monograph.

Serving size0.8 Gram(s) Dosage formPowder Servings per container625 Amounts shown are per serving.

L-Taurine powder:

Interacts with
173 drugs
0 NP per serving

Taurine is an amino acid your body makes naturally and that you also get from animal foods. It is widely used in energy drinks and sports supplements,...

L-Taurine powder: monograph & interactions

Other (inactive) ingredients: Silicon Dioxide. These complete the product’s ingredient list but are not active constituents.

Interaction report

L-Taurine 800 mg Unflavored by Muscle Empire Drug Interactions

Want to check YOUR meds against L-Taurine 800 mg Unflavored?

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
173Drugs
173 Moderate

Ingredients driving the most interactions

L-Taurine powder: 173

Individual Drug Interactions

The ingredients in L-Taurine 800 mg Unflavored interact with 173 drugs. Click any drug to see the details.

1 of the 1 ingredient in L-Taurine 800 mg Unflavored interact with drugs. Each result below shows which ingredient is responsible. L-Taurine powder:

Each ingredient & the kinds of drugs it affects

For each ingredient in L-Taurine 800 mg Unflavored 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.

L-Taurine powder:2 drug types · 173 drugs

Antihypertensive Drugs

Theoretically, taurine might increase the risk of hypotension when taken with antihypertensive drugs.
Some clinical evidence suggests that taurine can reduce both systolic and diastolic blood pressure.

Likelihood Probable Evidence D
Lithium

Theoretically, taurine might reduce excretion and increase plasma levels of lithium.
Taurine is thought to have diuretic properties, which might reduce the excretion of lithium.

Likelihood Probable Evidence D
L-Taurine powder: full monograph & interactions
The maker

Brand information

Manufacturer and brand details for L-Taurine 800 mg Unflavored, from the product label.

Muscle Empire

See all Muscle Empire products
Name
Supplement Partners, LLC.
Street Address
3820 W Happy Valley Rd Ste 141 - #420
City
Glendale
State
AZ
ZipCode
85310
Web Address
MUSCLEEMPIRE.COM
Pharmacist Counseling Corner

L-Taurine 800 mg Unflavored by Muscle Empire: Common Questions

Does L-Taurine 800 mg Unflavored by Muscle Empire interact with any medications?
Yes. Based on its ingredients, L-Taurine 800 mg Unflavored has a known interaction with 173 medications. Use the checker to see how it interacts with a specific drug.
How can one product interact with so many drugs?
L-Taurine 800 mg Unflavored contains a single active ingredient, and that one ingredient can interact with many different medications on its own. We check it against each medication and show the mechanism 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.
Is L-taurine safe during pregnancy or breastfeeding?
Taurine is rated likely safe during pregnancy and lactation. Taurine occurs naturally in breast milk, but there isn't enough safety data on supplement doses during breastfeeding, so it's wise to talk with your doctor or pharmacist before using it while nursing to get personalized advice.
What are the most common side effects?
The most common side effects are constipation, diarrhea, and indigestion. Rare allergic reactions have been reported, especially in people with a history of sulfonamide or sulfite allergies. If you have those sensitivities, mention them to your pharmacist before starting.
How long can I safely take this?
Taurine is generally well tolerated for up to one year at typical doses. Long-term safety beyond that isn't well established, so if you plan to use it for longer periods, talk with your doctor or pharmacist about monitoring and guidance.
Does L-taurine actually work for weight loss?
The research we have suggests taurine is possibly ineffective for obesity. It may help with other conditions like hepatitis or congestive heart failure, but for weight loss, the evidence doesn't support it as an effective tool.
What is taurine and where does it come from?
Taurine is an amino acid — a building block of protein — that your body makes naturally and also gets from foods like meat and fish. This product gives you 800 mg of L-taurine per serving as a concentrated supplement.

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

Not sure if L-Taurine 800 mg Unflavored is safe with your meds?

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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.

L-Taurine 800 mg Unflavored label
Go deeper

The Full Monographs Behind L-Taurine 800 mg Unflavored’s Ingredients

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

Herb & supplement monograph

Taurine

Interacts with 173 drugs

Taurine is an amino acid your body makes naturally and that you also get from animal foods. It is widely used in energy drinks and sports supplements, and short-term use appears generally sa...

Read the full Taurine monograph →
Sources

Sources & How We Checked

L-Taurine 800 mg Unflavored'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 21 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.

Taurine 21 references
  1. Ahmad S, Robertson HT, Golper TA, et al. Multicenter trial of L-carnitine in maintenance hemodialysis patients. II. Clinical and biochemical effects. Kidney Int 1990;38:912-8. PubMed
  2. Machado-Vieira R, Viale CI, Kapczinski F. Mania associated with an energy drink: the possible role of caffeine, taurine, and inositol. Can J Psychiatry 2001;46:454-5. PubMed
  3. Obermann M, Schorn CF, Mummel P, et al. Taurine induced toxic encephalopathy? Clin Neurol Neurosurg 2006;108:812-3. PubMed
  4. Bichler, A., Swenson, A., and Harris, M. A. A combination of caffeine and taurine has no effect on short term memory but induces changes in heart rate and mean arterial blood pressure. Amino Acids 2006;31(4):471-476. PubMed
  5. Iyadurai, S. J. and Chung, S. S. New-onset seizures in adults: possible association with consumption of popular energy drinks. Epilepsy Behav 2007;10(3):504-508. PubMed
  6. Berger, A. J. and Alford, K. Cardiac arrest in a young man following excess consumption of caffeinated "energy drinks". Med J Aust. 1-5-2009;190(1):41-43. PubMed
  7. Worthley, M. I., Prabhu, A., De, Sciscio P., Schultz, C., Sanders, P., and Willoughby, S. R. Detrimental effects of energy drink consumption on platelet and endothelial function. Am J Med 2010;123(2):184-187. PubMed
  8. Morchon, Simon D. and Perez Castrillon, J. L. [Hypoglycemia by intake of taurine]. Rev.Clin Esp. 2010;210(1):49.
  9. Livshits, Z., Hoffman, R. S., Hymes, K. B., and Nelson, L. S. If vitamins could kill: massive hemolysis following naturopathic vitamin infusion. J Med Toxicol. 2011;7(3):224-226. PubMed
  10. Schoffl, I., Kothmann, J. F., Schoffl, V., Rupprecht, H. D., and Rupprecht, T. "Vodka energy": too much for the adolescent nephron? Pediatrics 2011;128(1):e227-e231. PubMed
  11. Calabro, R. S., Italiano, D., Gervasi, G., and Bramanti, P. Single tonic-clonic seizure after energy drink abuse. Epilepsy Behav 2012;23(3):384-385. PubMed
  12. Fujita, T., Ando, K., Noda, H., Ito, Y., and Sato, Y. Effects of increased adrenomedullary activity and taurine in young patients with borderline hypertension. Circulation 1987;75(3):525-532. PubMed
  13. Darling, P. B., Lepage, G., Leroy, C., Masson, P., and Roy, C. C. Effect of taurine supplements on fat absorption in cystic fibrosis. Pediatr Res 1985;19(6):578-582. PubMed
  14. Fukuyama, Y. and Ochiai, Y. Therapeutic trial by taurine for intractable childhood epilepsies. Brain Dev. 1982;4(1):63-69. PubMed
  15. Franconi, F., Bennardini, F., Mattana, A., Miceli, M., Ciuti, M., Mian, M., Gironi, A., Anichini, R., and Seghieri, G. Plasma and platelet taurine are reduced in subjects with insulin-dependent diabetes mellitus: effects of taurine supplementation. Am.J. DOI
  16. Stohs SJ, Miller M. A case study involving allergic reactions to sulfur-containing compounds including, sulfite, taurine, acesulfame potassium and sulfonamides. Food Chem Toxicol. 2014 Jan;63:240-3. PubMed
  17. Sun Q, Wang B, Li Y, Sun F, et al. Taurine supplementation lowers blood pressure and improves vascular function in prehypertension: randomized, double-blind, placebo-controlled study. Hypertension 2016 Mar;67(3):541-9. PubMed
  18. Jang ES, Hwang SH, Kim JW, Jeong SH. Effectiveness of 4-week oral taurine treatment for muscle cramps in patients with liver cirrhosis: a single-arm pilot study. Yonsei Med J 2021;62(1):21-8. PubMed
  19. Guan L, Miao P. The effects of taurine supplementation on obesity, blood pressure and lipid profile: A meta-analysis of randomized controlled trials. Eur J Pharmacol 2020;885:173533. PubMed
  20. Higgins JP, Liras GN, Liras IN, et al. Energy Drink Effects on Hemodynamics and Endothelial Function in Young Adults. Cardiology. 2021;146(2):258-262. PubMed
  21. Pallangyo P, Bhalia SV, Komba M, et al. Acute Myocardial Infarction Following the Consumption of Energy Drink in a 28-Year-Old Male: A Case Report. J Investig Med High Impact Case Rep. 2023 Jan-Dec;11:23247096231168811. PubMed

See these in context on the Taurine monograph →

Parts of this content are provided by the Therapeutic Research Center, LLC.

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.

© 2021 Therapeutic Research Center, LLC

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