BioStacks
Natures Craft

B Complex Concentrate

Liquid · 2 Droppers (1 M L) · 120 servings · $0.12/serving

iHerbAmazon

Ingredients (9)

Vitamin B12

100%

Dose

1500 mcg

Target

250–5000 mcg

Form

Premium

Biotin

100%

Dose

2500 mcg

Target

1000–5000 mcg

Form

—

Vitamin B5

8%

Dose

4 mg

Target

50–500 mg

Form

Premium

Folate

100%

Dose

400 mcg dfe

Target

400–800 mcg

Form

Budget

Riboflavin

5%

Dose

1.2 mg

Target

25–100 mg

Form

Budget

Other Ingredients (4)

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.

Stevia ExtractSweetener

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

GlycerinHumectant

Sweet-tasting liquid used in soft capsules and liquids

Purified WaterSolvent

Water meeting USP specifications used as solvent/vehicle in gummies 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.

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