BioStacks
One A Day

Women's Prenatal Advanced

1 Tablet · 30 servings · $0.72/serving

43 / 100Average

Score Breakdown

Formulation
49
Safety
77
Final score
43/100

Ingredients (22)

Vitamin B6

100%

Dose

2 mg

Target

1.3–25 mg

Form

Choline

100%

Dose

110 mg

Target

100–500 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

Other Ingredients (9)

AnnattoColorant

Natural yellow-orange colorant derived from the seeds of the achiote tree (Bixa orellana)

Magnesium OxideMineral Source

An inorganic magnesium salt used as a magnesium source or bulking mineral.

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

GelatinCapsule

Protein derived from collagen, used in traditional capsule shells

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.