BioStacks
NOW

Sports Branched-Chain Amino Acids

4 Capsules × 2/day · 60 servings · $0.41/serving

iHerbAmazon

Best for

Muscle

Ingredients (4)

Branched-Chain Amino Acids

100%

Dose/day

5200 mg

Target

5000–10000 mg

Form

—

L-Isoleucine

Amount not found

L-Valine

Amount not found

L-Leucine

Amount not found

Other Ingredients (2)

HypromelloseCapsule

Plant-derived capsule material from cellulose

Stearic AcidLubricant

Saturated fatty acid used as tablet lubricant

How to Take It

Take it anytime

Timing doesn't matter for this one — taking it consistently does.

With or without food
Split into 2 doses across the day

On the label

Take 4 capsules twice daily before meals or exercise. Store in a cool, dry, dark place after opening.

General guidance based on the ingredients, not a substitute for the label or your doctor.

Price Check

$24.50

$20

Cheaper than 67% of 31 BCAA supplements

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Sources & Scoring

Nutrient data (RDA, UL, and safety thresholds) sourced from: NIH Office of Dietary Supplements and National Academies Dietary Reference Intakes (DRI).

This is not medical advice. Consult a healthcare provider before making changes to your supplement routine.

The score analyzes what's on the label: ingredient doses vs. clinical ranges, chemical forms, evidence levels, and known interactions. It does not verify label accuracy or test for contaminants — for that, look for third-party certifications like USP or NSF.

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