No known drug interactions for the matched ingredients — not a guarantee none exist. Check your meds →
Dietary supplement

CarnoSyn Beta Alanine Unflavored Ingredients & Drug Interactions

by Muscle Feast

CarnoSyn Beta Alanine Unflavored label
See full label image
Powder Category: Amino Acid/protein
No known interaction
Clinical methodology reviewed by · Updated Sep 16, 2026 · Label data from the NIH DSLD
What is this page for?

First and foremost: checking CarnoSyn Beta Alanine 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 No known interaction

CarnoSyn Beta Alanine Unflavored is a dietary supplement by Muscle Feast with 1 active ingredient. Its ingredients are commonly taken for athletic performance and endurance, high-intensity exercise capacity, reducing muscle fatigue.We don’t currently list a known drug interaction for its mapped ingredients — but that doesn’t guarantee none exist, so always confirm with your pharmacist.

Jump to a section

HelloPharmacist Scorecard of CarnoSyn Beta Alanine Unflavored by Muscle Feast

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 16, 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.

This product contains one active ingredient: beta-alanine (branded as CarnoSyn). That's it—no other active compounds.

There are no inactive ingredients listed. Beta-alanine is an amino acid your body uses to make carnosine, a compound found in muscle tissue.

The product comes as an unflavored powder you mix into water or another beverage.

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: muscle carnosine and athletic performance.
  • We looked for evidence on: Athletic performance, Physical performance, Exercise-induced muscle breakdown, muscle endurance, high-intensity exercise capacity, muscle fatigue.
  • The strongest evidence on file: Beta-alanine is rated "Possibly Effective" for Athletic performance (Natural Medicines).
  • Also on file: Beta-alanine is rated "Possibly Effective" for Physical performance.
  • Also on file: Beta-alanine is rated "Insufficient Reliable Evidence To Rate" for Exercise-induced muscle breakdown.

Beta-alanine is possibly effective for athletic performance and physical performance. The evidence suggests it may help with exercise capacity and muscle endurance, though results vary by person and training type.

For other uses listed—age-related cognitive decline, COPD, general cognitive function, and menopausal symptoms—there isn't enough reliable evidence to say whether it works. If you're considering it for one of those reasons, talk with your doctor or pharmacist about what the current evidence shows for your specific situation.

The evidence, ingredient by ingredient Beta-alanine

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.

Beta-alanine is generally well tolerated in healthy adults. The most common side effect is a harmless but noticeable tingling sensation (paresthesia) and skin flushing.

This typically starts on the scalp within 20 minutes of taking it, spreads across the body, and lasts about an hour. How strong it feels depends on dose—lower doses cause milder tingling or none at all in some people.

There isn't enough safety information to use beta-alanine during pregnancy or while breastfeeding, so the safety data advises against it in those situations. If you're pregnant, planning to become pregnant, or breastfeeding, talk with your doctor or pharmacist before using this product.

Side effects, ingredient by ingredient Beta-alanine

Meds to double-check

No known interactions
Known Interaction Concern · database check
No known interactions

No medication interactions are currently documented for the matched ingredients — that isn't a guarantee none exist.

Why this rating?
  • None of the 1 matched ingredient has a documented medication interaction on file.

No interactions are documented for beta-alanine in our data. You're welcome to use the search tool on this page to double-check your specific medications, or talk with your pharmacist if you'd like a second look.

The bottom line

Scorecard at a glanceFully disclosed formula with some supporting evidence for its stated purpose. No medication interactions are currently documented, and safety information is well characterized.

CarnoSyn Beta-Alanine may be worth considering if you're an athlete or regularly do intense exercise and want to support endurance performance. Expect some skin tingling and flushing, especially at higher doses—it's harmless but can be noticeable.

Avoid it during pregnancy and breastfeeding. Check with your own doctor or pharmacist before starting, especially if you have any medical conditions or take medications.

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 Feb 23, 2022.

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 CarnoSyn Beta Alanine Unflavored, straight from the product label.

Brand Muscle Feast
Net contents 10.58 Ounce(s); 300 Gram(s)
Market status On market
Date entered into DSLD Feb 23, 2022
DSLD ID 261589
Product type Amino Acid/protein
Supplement form Powder
Dietary claims / uses All Other, Structure/Function
Intended target group(s) Vegan, Vegetarian, Adult (18 - 50 Years), Women (not pregnant or lactating), 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 CarnoSyn Beta Alanine Unflavored by Muscle Feast, 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:
2.8 Gram(s)
Maximum serving Sizes:
2.8 Gram(s)
Servings per container
107
IngredientAmount% DV
CarnoSyn2800 mg--

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.
Formula

Muscle feast CarnoSyn Beta Alanine is a version of the amino acid alanine which serves as the precursor to carnosine (B-alanyl-L-histidine) in skeletal muscle. Supplementing with Beta Alanine is a highly effective means of increasing muscle carnosine content. Increased muscle carnosine helps buffer the negative side effects of hydrogen ion accumulation in muscles as exercise intensity increases.

Suggested/Recommended/Usage/Directions

Suggested use: As an dietary supplement, take one serving (2.8g) in 6-8 ounces once per day or as dietary by your doctor. Mix 1 level (2.8) scoop with 6-8 oz. water or beverage of choice up to 3 times a day.

Formulation

Gluten Free Soy Free Non GMO

Certified Vegan AVA American Vegetarian Association

Increase total workout + time to exhaustion

Seals/Symbols

Made in our GMP compliant facility Made in an FDA Registered Facility Certified Vegan AVA American Vegetarian Association

General Statements

SDVOSB Service Disabled Veteran Owned Small Business CVE

Ohio family owned business

FDA Statement of Identity

Dietary Supplement

Storage

Keep tightly closed in a cool, dry place away from sunlight.

Precautions

Keep out of reach of children.

Do not exceed the recommended dose. Consult your physician before using this product.

Do not use this product if you are pregnant or nursing. Do not use this product if you are taking any prescription medication.

Do not use this product if you are under the age of 18.

Warning: This product is manufactured in a GMP compliant plant that processes milk.

FDA Disclaimer Statement

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

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

See for yourself

CarnoSyn Beta Alanine Unflavored by Muscle Feast label

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

CarnoSyn Beta Alanine 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 CarnoSyn Beta Alanine Unflavored by Muscle Feast

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

Serving size2.8 Gram(s) Dosage formPowder Servings per container107 Amounts shown are per serving.

CarnoSyn

No known
interactions
2800 mg per serving

Beta-alanine is an amino acid taken mostly by athletes to raise muscle carnosine, which may help buffer acid and reduce fatigue during short, high-int...

CarnoSyn monograph & interactions

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

Interaction report

CarnoSyn Beta Alanine Unflavored by Muscle Feast Drug Interactions

We don’t currently list any known drug interactions for the mapped ingredients in CarnoSyn Beta Alanine Unflavored. This doesn’t guarantee none exist — always confirm with your pharmacist before combining a supplement with your medications.

The maker

Brand information

Manufacturer and brand details for CarnoSyn Beta Alanine Unflavored, from the product label.

Muscle Feast

See all Muscle Feast products
Name
Muscle Feast
Street Address
1320 Boston Road
City
Nashport
State
OH
ZipCode
43830
Phone Number
(888) 734-3634
Web Address
www.musclefeast.com
Pharmacist Counseling Corner

CarnoSyn Beta Alanine Unflavored by Muscle Feast: Common Questions

Does CarnoSyn Beta Alanine Unflavored by Muscle Feast interact with any medications?
We do not currently list a known interaction for the mapped ingredients in CarnoSyn Beta Alanine Unflavored. This does not guarantee none exist, so confirm with your pharmacist.
How can one product interact with so many drugs?
CarnoSyn Beta Alanine 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's that tingling feeling when I take it?
That's paresthesia—a harmless pins-and-needles sensation caused by beta-alanine. It usually starts on your scalp about 20 minutes after you take it, spreads to your body, and fades in roughly an hour. Lower doses cause milder tingling or none at all. It's not dangerous, just noticeable.
Can I take this while pregnant or breastfeeding?
No. There isn't enough safety information available, so the data advises against using beta-alanine during pregnancy and while breastfeeding. Talk with your doctor or pharmacist if you have questions about your specific situation.
Does beta-alanine actually improve athletic performance?
The evidence suggests it's possibly effective for athletic and physical performance. It may help with exercise capacity and muscle endurance, though how much it helps varies from person to person and depends on the type of training you do.
What's CarnoSyn?
CarnoSyn is a branded form of beta-alanine—the active ingredient in this product. It's the compound your body uses to make carnosine, which is stored in muscle tissue.
Can I take this long-term at high doses?
Beta-alanine is generally well tolerated in healthy adults, but it hasn't been studied for long-term use at high doses. If you plan to take it regularly or at high amounts, check with your doctor or pharmacist first.
Will this help my memory or cognition?
The evidence isn't strong enough to say. There's insufficient reliable evidence for age-related cognitive decline, general cognitive function, and menopausal symptoms. Talk with your doctor if you're interested in it for one of those reasons.

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

Not sure if CarnoSyn Beta Alanine Unflavored is safe with your meds?

Our pharmacists answer your medication & supplement questions — free.

Ask a pharmacist

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.

CarnoSyn Beta Alanine Unflavored label
Go deeper

The Full Monographs Behind CarnoSyn Beta Alanine Unflavored’s Ingredients

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

Herb & supplement monograph

Beta-alanine

Beta-alanine is an amino acid taken mostly by athletes to raise muscle carnosine, which may help buffer acid and reduce fatigue during short, high-intensity exercise. The evidence is moderat...

Read the full Beta-alanine monograph →
Sources

Sources & How We Checked

CarnoSyn Beta Alanine 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 13 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.

Beta-alanine 13 references
  1. Harris RC, Tallon MJ, Dunnett M, et al. The absorption of orally supplied beta-alanine and its effect on muscle carnosine synthesis in human vastus lateralis. Amino Acids 2006;30:279-89.
  2. Hill CA, Harris RC, Kim HJ, et al. Influence of beta-alanine supplementation on skeletal muscle carnosine concentrations and high intensity cycling capacity. Amino Acids 2007;32:225-33.
  3. Bellinger PM, Minahan CL. The effect of ß-alanine supplementation on cycling time trials of different length. Eur J Sport Sci 2016;16(7):829-36.
  4. Chung W, Shaw G, Anderson ME, et al. Effect of 10 week beta-alanine supplementation on competition and training performance in elite swimmers. Nutrients 2012;4(10):1441-53. PubMed
  5. Glenn JM, Gray M, Stewart R, et al. Incremental effects of 28 days of beta-alanine supplementation on high-intensity cycling performance and blood lactate in masters female cyclists. Amino Acids 2015;47(12):2593-600. PubMed
  6. Gross M, Bieri K, Hoppeler H, Norman B, Vogt M. Beta-alanine supplementation improves jumping power and affects severe-intensity performance in professional alpine skiers. Int J Sport Nutr Exerc Metab 2014;24(6):665-73. PubMed
  7. Howe ST, Bellinger PM, Driller MW, Shing CM, Fell JW. The effect of beta-alanine supplementation on isokinetic force and cycling performance in highly trained cyclists. Int J Sport Nutr Exerc Metab 2013;23(6):562-70. PubMed
  8. Sweeney KM, Wright GA, Glenn Brice A, Doberstein ST. The effect of beta-alanine supplementation on power performance during repeated sprint activity. J Strength Cond Res 2010;24(1):79-87.
  9. Décombaz J, Beaumont M, Vuichoud J, Bouisset F, Stellingwerff T. Effect of slow-release ß-alanine tablets on absorption kinetics and paresthesia. Amino Acids 2012;43(1):67-76. Erratum in: Amino Acids 2013;45(4):1015.
  10. Stellingwerff T, Anwander H, Egger A, et al. Effect of two ß-alanine dosing protocols on muscle carnosine synthesis and washout. Amino Acids 2012;42(6):2461-72. PubMed
  11. da Silva RP, de Oliveira LF, Saunders B, et al. Effects of ß-alanine and sodium bicarbonate supplementation on the estimated energy system contribution during high-intensity intermittent exercise. Amino Acids. 2019;51(1):83-96. PubMed
  12. Varanoske AN, Hoffman JR, Church DD, et al. Comparison of sustained-release and rapid-release ß-alanine formulations on changes in skeletal muscle carnosine and histidine content and isometric performance following a muscle-damaging protocol. Amino Acids. PubMed
  13. Perim P, Gobbi N, Duarte B, et al. Beta-alanine did not improve high-intensity performance throughout simulated road cycling. Eur J Sport Sci 2021. PubMed

See these in context on the Beta-alanine 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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