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Dietary supplement

Taurine 2 g Unflavored Ingredients & Drug Interactions

by Nutricost

Taurine 2 g 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 Taurine 2 g 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

Taurine 2 g Unflavored is a dietary supplement by Nutricost 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 Taurine. Use the checker below to test your specific medication, or read the full HelloPharmacist Interaction Report.

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Check Your Meds Against Taurine 2 g Unflavored by Nutricost

Ask about any prescription or over-the-counter medication and we check it for interactions with Taurine 2 g Unflavored by Nutricost — and tell you which ingredient is responsible.

Pharmacist-reviewed data Checks every ingredient Answer in seconds
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HelloPharmacist Scorecard of Taurine 2 g Unflavored by Nutricost

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 Jul 11, 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.
  • No proprietary blends here — you can verify the dose of every single component.

Nutricost Taurine 2 g is a single-ingredient powder — just taurine, an amino acid your body makes naturally and also gets from food sources like meat and fish. Each serving delivers 2 grams.

There are no inactive ingredients listed.

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: pro-workout booster and exercise performance.
  • We looked for evidence on: Athletic performance, Exercise-induced muscle soreness, Physical performance, Fatigue, Endurance, Muscle recovery.
  • 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, Fatigue, Physical performance.

The evidence we hold suggests taurine is possibly effective for hepatitis and congestive heart failure (a condition in which the heart struggles to pump blood efficiently). For obesity, the data suggests it's possibly ineffective.

These ratings reflect a modest level of evidence — not proven, but some clinical signals worth noting.

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.

Taurine is generally well tolerated when you take typical doses for up to a year. The most common side effects are constipation, diarrhea, and indigestion.

Serious effects are rare; a small number of case reports describe allergic reactions in people with a history of sulfonamide or sulfite allergies, since taurine is sulfur-containing. Long-term safety beyond one year is less certain, so use it under medical guidance if you plan to take it long-term.

Taurine naturally appears in breast milk, but we don't have enough safety data on supplement doses during breastfeeding — talk with your doctor or pharmacist before use 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.

Before you start, double-check any blood pressure medication you take — taurine may boost its effect and lower your pressure more than intended. Also flag this if you're on lithium, since taurine might raise your lithium levels.

Use the checker on this page with your exact medications.

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.

Nutricost Taurine is straightforward — a pure amino acid powder with decent tolerance at typical doses. If you take blood pressure medication or lithium, check your exact drugs with the tool below first.

If you're pregnant or breastfeeding, talk with your 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 Jul 23, 2020.

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 Taurine 2 g Unflavored, straight from the product label.

Brand Nutricost
Barcode (UPC) 700425812447
Net contents 250 Gram(s); 0.55 Pound(s)
Market status On market
Date entered into DSLD Jul 23, 2020
DSLD ID 224727
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
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 Taurine 2 g Unflavored by Nutricost, 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 Gram(s)
Maximum serving Sizes:
4 Gram(s)
Servings per container
125
UPC/BARCODE
700425812447
IngredientAmount% DV
Taurine2 Gram(s)--

Other ingredients: None

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

Recommended Use: As a dietary supplement, mix 1-2 scoops with 8-12 ounces of cold water or juice, or as directed by your physician. As a pro-workout booster, consume up to 2 scoops 15-30 minutes before exercise.

Precautions

Warning: Consult a physician prior to use if pregnant or nursing, taking medication, or have a medical condition.

Keep out of reach of children.

Do not use if safety seal is broken or missing.

Storage

Notice: Store in a cool, dry place.

General Statements

Contents are sold by weight not volume. Some settling may occur.

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.

Formula

Taurine 2 g per serving Unflavored

FDA Statement of Identity

Dietary Supplement

Seals/Symbols

Nutricost Quality guaranteed Third party tested

Formulation

Non GMO Gluten free product

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

See for yourself

Taurine 2 g Unflavored by Nutricost label

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

Taurine 2 g 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 Taurine 2 g Unflavored by Nutricost

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

Serving size2 Gram(s) Dosage formPowder Servings per container125 Amounts shown are per serving.

Taurine

Interacts with
173 drugs
2 Gram(s) 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,...

Taurine monograph & interactions

Other (inactive) ingredients: None. These complete the product’s ingredient list but are not active constituents.

Interaction report

Taurine 2 g Unflavored by Nutricost Drug Interactions

Want to check YOUR meds against Taurine 2 g 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

Taurine 173

Individual Drug Interactions

The ingredients in Taurine 2 g Unflavored interact with 173 drugs. Click any drug to see the details.

1 of the 1 ingredient in Taurine 2 g Unflavored interact with drugs. Each result below shows which ingredient is responsible. Taurine

Each ingredient & the kinds of drugs it affects

For each ingredient in Taurine 2 g 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.

Taurine2 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
Taurine full monograph & interactions
The maker

Brand information

Manufacturer and brand details for Taurine 2 g Unflavored, from the product label.

Nutricost

See all Nutricost products
Name
Nutricost
Street Address
351 E 1750 N
City
Vineyard
State
UT
ZipCode
84059
Phone Number
(866) 438-3694
Web Address
www.nutricost.com
Pharmacist Counseling Corner

Taurine 2 g Unflavored by Nutricost: Common Questions

Does Taurine 2 g Unflavored by Nutricost interact with any medications?
Yes. Based on its ingredients, Taurine 2 g 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?
Taurine 2 g 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.
What is taurine and where does it come from?
Taurine is an amino acid — a building block your body makes naturally and gets from foods like meat and fish. This powder is a concentrated supplement form, giving you 2 grams per serving to boost intake beyond what food alone provides.
Is taurine safe to take every day?
Taurine is generally well tolerated when you use typical doses for up to one year. Beyond that, long-term safety is less certain. If you plan to take it regularly for longer than a year, use it under medical guidance.
What side effects might I notice?
Most people don't have problems, but some experience constipation, diarrhea, or indigestion. Serious allergic reactions are rare and happen mainly in people with a history of sulfonamide or sulfite allergies. If you have those sensitivities, talk with your pharmacist first.
Can I take this while pregnant or breastfeeding?
Pregnancy safety looks good — taurine is rated likely safe in pregnancy. For breastfeeding, we don't have enough safety data on supplement doses, even though taurine naturally appears in breast milk. Talk with your doctor or pharmacist for personalized advice.
Does taurine actually work for what it claims?
The evidence we hold shows taurine is possibly effective for hepatitis and congestive heart failure. For obesity, the data suggests it's possibly ineffective. These aren't strong guarantees — they mean there's some clinical signal but not rock-solid proof.

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

Not sure if Taurine 2 g 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.

Taurine 2 g Unflavored label
Go deeper

The Full Monographs Behind Taurine 2 g 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

Taurine 2 g 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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