BioStacks
21st Century

Folic Acid 800 mcg

1 Tablet · 180 servings · $0.03/serving

iHerbAmazon
48 / 100Average

Score Breakdown

Formulation
50
Safety
95
Final score
48/100

Ingredients (3)

Folic Acid

100%

Dose

800 mcg

Target

400–800 mcg

Form

Budget

Folate

100%

Dose

1334 mcg dfe

Target

400–800 mcg

Form

Not listed

Calcium

100 mg

Trace amount — not scored

Other Ingredients (6)

Magnesium StearateLubricant

A salt of stearic acid used as a lubricant in tablet and capsule production

Silicon DioxideAnti-caking

Fine silica powder used to prevent clumping

Microcrystalline CelluloseBinder

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

Croscarmellose SodiumDisintegrant

Cross-linked cellulose derivative used as a superdisintegrant

Gum AcaciaBinder

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

Stearic AcidLubricant

Saturated fatty acid used as tablet lubricant

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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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