BCAA Capsules®

Amino Acids & Protein

Brand: Doctor's Best

CapsuleAmino acid/ProteinOn Market
Click to view full label

Net Contents

240 Veggie Cap(s)

Serving Size

1 Capsule(s)

Servings Per Container

240

Supplement Form

Capsule

Bar Code (UPC/SKU)

7 53950 00381 1

Product Version

YDRB381

Label Analysis

Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.

1Active Ingredients

Single-ingredient formula listed in Supplement Facts.

100%Amount Transparency

Every active ingredient discloses a specific amount per serving.

2Dietary Attributes

Label states: Non-GMO, Gluten-Free.

This analysis is generated algorithmically from label data for educational reference only. It is not a product endorsement, ranking, or medical advice.

Allergen Guide

Free From

  • Gluten

Allergen flags are parsed automatically from the official label's claims and statements. Always verify against the physical product label before use, especially if you have a severe allergy.

Supplement Facts

Serving Size: 1 Capsule(s) · 3 per day

IngredientAmount Per Serving
Branched-Chain Amino Acids500 mg
L-Leucine250 mg
L-Isoleucine125 mg
L-Valine125 mg

Not Present

Amino Acid Profile

3 amino acids detected on the label, including 3 essential and 3 branched-chain (BCAA). Bars show the disclosed amount per serving; total mapped amino acids ≈ 500 mg.

Essential amino acidNon-essential

Other Ingredients

Modified CelluloseMicrocrystalline CelluloseMagnesium StearateSilicon Dioxide

Target Groups

Adult (18 - 50 Years)Gluten Free

Label Claims

All OtherStructure/Function

Directions & Suggested Use

Suggested/Recommended/Usage/Directions

Suggested Adult Use: Take 1 capsule, up to 3 times daily, before or after physical exercise, or as recommended by a nutritionally-informed physician.

Storage

Storage

Store in a cool dry place.

Formulation

Formula re: Contains

BCAA Capsules contain a blend of L-Leucine, L-Isoleucine and L-Valine, which are essential amino acids that the body cannot synthesize on its own and therefore must get through dietary sources.*

Formula re: Contains

Branched Chain Amino Acids

Formulation re: Does NOT Contain

Non-GMO and Gluten Free

FDA Statements

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.

FDA Statement of Identity

Dietary Supplement

Other Label Statements

General Statements: All Other Content

BCAAs, unlike most other amino acids, are metabolized within muscle tissue, allowing them to be used as energy by muscle cells to produce cellular energy in the form of ATP. *

General Statements: All Other Content

Helps stimulate muscle growth* Helps prevent muscle breakdown* Helps prevent exercise-induced fatigue*

Brand IP Statement(s) re: (c), (TM), (SM)

Science-Based Nutrition

General Statements: All Other Content

HELPS STIMULATE MUSCLE GROWTH & PREVENT MUSCLE BREAKDOWN*

General Statements: All Other Content

Scan for more info

General Statements: All Other Content

500 mg

General: Product/Version Code

YDRB381

Manufacturer & Distributor

Distributor

Doctor's Best, Inc.

San Clemente, CA, 92673

(800) 777-2474

Market Reference

$14.95 – $76.22· 10 listings
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  • BCAA (90 capsules) - 90 Capsules

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    $29.50
  • Best Naturals BCAA 3200 mg per Serving 200 Capsules - Branched Chain Amino Acids for Muscle Growth & Metabolism - Optimum Dosage of L-Leucine, L-

    TikTok Shop4.7(66)
    $16.99
  • 2 Pack Best Naturals Bcaa 3200mg Per Serving, 200 Capsules

    eBay - best-naturals4.7(66)
    $31.28
  • 3 Pack Best Naturals Bcaa 3200mg Per Serving, 200 Capsules

    eBay - best-naturals4.7(66)
    $45.92
  • 2 Pack Best Naturals Bcaa 3200mg Per Serving, 400 Capsules

    eBay - best-naturals4.7(66)
    $51.48

Where to Buy Locally

Enter your city or ZIP code to find supplement & health stores in your area that may carry this product.

Showing representative supplement & health retailers — search above for stores in your area.

  • Better Health International

    4.0 (21)

    Vitamin & supplements store

    6321 Porter Rd Ste 4, Sarasota, FL 34240

  • The Vitamin Shoppe

    4.1 (115)

    Vitamin & supplements store

    45450 Dulles Crossing Plaza #185, Sterling, VA 20166

Research & Studies

  • Branched-chain amino acids in health and disease: metabolism, alterations in blood plasma, and as supplements.

    M Holecek - Nutrition & metabolism, 2018 - go.gale.com

    … of BCAAs; (ii) assess the causes of alterations in metabolism and BCAA levels in various healthy and … supplements for the main possible indications. As the main pathways of all three …

    2018949 citations
  • Side effects of amino acid supplements

    M Holeček - Physiological research, 2022 - pmc.ncbi.nlm.nih.gov

    … Supplementation of ARG has been proposed to increase endothelial NO bioavailability and subsequently improve health status … BCAA supplementation is thought to promote anabolic …

    2022108 citations
  • the no-bs guide to workout supplements

    M Matthews - 2013 - books.google.com

    … health or with pre-existing physical or mental health conditions. … 15% BCAAs, and most protein supplements have BCAAs added, … supplements with BCAAs added, you're getting enough …

    2013
  • Is Taking BCAAs the Key to Faster Muscle Recovery?

    S by Benefit - ie-cbd.com

    … Next we’ll include a brief review of the health benefits of taking BCAAs and provide … of the potential health risks associated with BCAA supplements. What are BCAAs and Why They Are …

  • Effect of timing of branched-chain amino acid supplementation on muscle recovery after resistance training in healthy males

    K Meng - American Journal of Men's Health, 2025 - journals.sagepub.com

    … Compared to pre-exercise BCAA supplementation, post-exercise supplementation was observed to be more effective in alleviating the symptoms of DOMS and reducing inflammatory …

    20253 citations
  • … of Branched-Chain Amino Acid Supplementation Alone or Combined With Tryptophan or Methionine on Appetite Control and Related Health Outcomes in Older …

    S Zhang, R Ribeiro, D Raubenheimer… - JMIR Research …, 2026 - researchprotocols.org

    … BCAA or with BCAAs and methionine would increase appetite and energy intake, whereas supplementation with BCAA … by examining the effects of BCAAs per se and in combination …

    2026

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2016-05-22. DSLD Label ID: 59952. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.