BioStacks
KAL

Zinc 50 Chelated

1 Tablet · 90 servings · $0.10/serving

54 / 100Average

Best for

Score Breakdown

Formulation
75
Safety
72
Final score
54/100

Ingredients (2)

Zinc

100%

Dose

50 mg

Target

15–30 mg

Form

Standard

Manganese

100%

Dose

2.5 mg

Target

1.8–5 mg

Form

Standard

Other Ingredients (6)

Rice ExtractFiller

Rice-based ingredients carry risk of inorganic arsenic contamination. Vague labeling — 'rice extract' does not specify what is extracted or standardized. Used as a cheap filler with no supplemental benefit.

Rice ExtractFiller

Rice-based ingredients carry risk of inorganic arsenic contamination. Vague labeling — 'rice extract' does not specify what is extracted or standardized. Used as a cheap filler with no supplemental benefit.

Whole Rice ConcentrateFiller

A rice-derived powder used as a natural, whole-food excipient in supplements

Gum AcaciaBinder

Natural plant gum (acacia) used as a binder, stabilizer, and emulsifier in foods and supplements

Microcrystalline CelluloseBinder

Plant-derived cellulose used as a binder and filler in supplements

Citric AcidAcidulant

Natural acid derived from citrus fruits

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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.