BioStacks
Best for
Ingredients (4)
Vitamin B6
30%Dose
7.5 mg
Target
25–100 mg
Form
Premium
L-Leucine
51%Dose
1020 mg
Target
2000–5000 mg
Form
—
L-Isoleucine
34%Dose
513 mg
Target
1500–4000 mg
Form
—
L-Valine
34%Dose
513 mg
Target
1500–4000 mg
Form
—
Other Ingredients (1)
GelatinCapsule
Protein derived from collagen, used in traditional capsule shells
How to Take It
Best taken in the morning
Many people prefer B-vitamins earlier in the day; take with food to avoid nausea.
With food
On the label
As a dietary supplement, take three capsules per day with water.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$13.66
Cheaper than 96% of 165 muscle supplements
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Sources & Scoring
Nutrient data (RDA, UL, and safety thresholds) sourced from the NIH Office of Dietary Supplements and the 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. studied 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.