BioStacks
Solgar

Vegan Vitamin D3 25 mcg

1 Softgel · 120 servings · $0.20/serving

78 / 100Good

Score Breakdown

Formulation
90
Safety
87
Final score
78/100

Ingredients (1)

Vitamin D3

100%

Dose

1000 IU

Target

1000–5000 IU

Form

Premium

Other Ingredients (4)

MaltitolSweetener

Worst GI tolerance of the common sugar alcohols — laxative effect at doses above ~10–15 g/serving in many adults; threshold is lower in children. Glycemic index (~52) is significantly higher than erythritol (0) or xylitol (~7) — meaningful blood glucose impact at typical serving sizes. The 'sugar-free' marketing claim masks real metabolic effects when consumed in quantity.

Safflower Seed OilCarrier

Light, neutral oil from safflower seeds used as a carrier in softgels for fat-soluble nutrients

StarchBinder

Carbohydrate polymer used as a binder, filler, and disintegrant in tablets and capsules

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.