BioStacks
GNC

L-Leucine 1500

3 Capsules · 40 servings

38 / 100Poor

Best for

Score Breakdown

Formulation
51
Safety
75
Final score
38/100

Ingredients (1)

L-Leucine1500 mg

Partial dose

Other Ingredients

Fillers, coatings, and additives

2Safe1Avoid

Titanium DioxideColorant

Avoid

Microcrystalline CelluloseBinder

Safe

GelatinCapsule

Safe

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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.