BioStacks
KAL

Ultra Biotin DropIns 10000 mcg (Berry)

Liquid · 1 M L · 59 servings · $0.19/serving

74 / 100Good

Best for

Score Breakdown

Formulation
85
Safety
87
Final score
74/100

Ingredients (1)

Biotin

100%

Dose

10000 mcg

Target

1000–5000 mcg

Form

Other Ingredients (10)

Organic Rice SyrupSweetener

High-glycemic glucose syrup that spikes blood sugar. Rice-derived syrups have been documented to carry inorganic arsenic (Jackson et al. 2012), a known carcinogen. 'Organic' does not remove arsenic.

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.

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.

Potassium SorbatePreservative

Natural preservative derived from sorbic acid

Citric AcidAcidulant

Natural acid derived from citrus fruits

Vitamin B12Vitamin

Essential B vitamin used for fortification; supports red blood cell formation, neurological function, and DNA synthesis

Stevia ExtractSweetener

Zero-calorie natural sweetener extracted from the leaves of Stevia rebaudiana

GlycerinHumectant

Sweet-tasting liquid used in soft capsules and liquids

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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.