BioStacks
One-A-Day

Prenatal 1 with Folic Acid, DHA & Iron, Multivitamin/Multimineral Supplement

One softgel

iHerbAmazon

Best for

PregnancyGeneral HealthImmune

Ingredients (21)

Vitamin B6

100%

Dose

2 mg

Target

1.3–25 mg

Form

—

Niacin

72%

Dose

18 mg

Target

25–500 mg

Form

—

Pantothenic Acid

14%

Dose

7 mg

Target

50–500 mg

Form

—

Biotin

4%

Dose

35 mcg

Target

1000–5000 mcg

Form

—

DHA

80%

Dose

200 mg

Target

250–1000 mg

Form

—

Other Ingredients (25)

Artificial ColorsColorant

May trigger hyperactivity in sensitive children; potential link to allergic reactions

BiotinFood

Vitamin B7, a water-soluble B-vitamin.

Folic AcidVitamin

Synthetic form of vitamin B9 used for fortification — supports red blood cell formation and neural tube development. Pharmacologically distinct from the natural/active form (5-methyltetrahydrofolate, methylfolate).

Beta-Carotene (color)Color

Beta-carotene used in small amounts as a colorant/antioxidant.

Soy LecithinEmulsifier

Widely used emulsifier derived from soybeans

Calcium CarbonateBuffer

Common calcium salt used as a buffering agent, filler, or mineral fortification in supplements

Calcium CarbonateBuffer

Common calcium salt used as a buffering agent, filler, or mineral fortification in supplements

IronMineral

Essential trace mineral naturally present in many plant-based supplement ingredients

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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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