BioStacks
Best for
Ingredients (22)
Potassium
100%Dose
400 mg
Target
99–500 mg
Form
—
L-Leucine
100%Dose
2170 mg
Target
2000–5000 mg
Form
—
L-Lysine
100%Dose
1900 mg
Target
1000–3000 mg
Form
—
L-Methionine
100%Dose
460 mg
Target
200–1000 mg
Form
—
L-Tyrosine
100%Dose
600 mg
Target
500–2000 mg
Form
—
Other Ingredients (10)
SucroseSweetener
Added sugars and high glycemic load; dental caries risk
Rice FlourFiller
Rice-based ingredients carry risk of inorganic arsenic contamination (FDA and Consumer Reports). Rice accumulates arsenic from soil at higher rates than other grains. Used as a cheap filler — adds nothing beneficial.
Medium Chain Triglyceride OilCarrier
Fractionated oils rich in C8/C10 triglycerides used as neutral carrier or anti-sticking agent
Natural FlavorsFlavor
Broad regulatory category of flavor constituents derived from natural sources. Composition is proprietary and not disclosed — 'Natural Flavors' can include several hundred different compounds depending on the target flavor profile, including hexane-extracted constituents and proprietary carrier solvents. 'Natural' is a regulatory definition (21 CFR §101.22), not a safety guarantee.
Silicon DioxideAnti-caking
Fine silica powder used to prevent clumping
Stevia ExtractSweetener
Zero-calorie natural sweetener extracted from the leaves of Stevia rebaudiana
Gum AcaciaBinder
Natural plant gum (acacia) used as a binder, stabilizer, and emulsifier in foods and supplements
Whey ProteinProtein Source
Common dairy-derived protein that sometimes appears in the other ingredients list due to label parsing
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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.