BioStacks
Best for
Ingredients (3)
Vitamin D3
100%Dose
5000 IU
Target
1000–5000 IU
Form
Premium
Vitamin K2
100%Dose
180 mcg
Target
90–200 mcg
Form
Premium
Vitamin A
100%Dose
1500 mcg RAE
Target
700–1500 mcg
Form
Standard
Other Ingredients (11)
Rice ExtractFiller
Rice-based ingredients carry risk of inorganic arsenic contamination. Vague labeling — 'rice extract' does not specify what is extracted or standardized. Used as a cheap filler with no supplemental benefit.
Rice ExtractFiller
Rice-based ingredients carry risk of inorganic arsenic contamination. Vague labeling — 'rice extract' does not specify what is extracted or standardized. Used as a cheap filler with no supplemental benefit.
Medium Chain Triglyceride OilCarrier
Fractionated oils rich in C8/C10 triglycerides used as neutral carrier or anti-sticking agent
Silicon DioxideAnti-caking
Fine silica powder used to prevent clumping
Ascorbyl PalmitateAntioxidant
Fat-soluble form of vitamin C used as preservative
GlycerinHumectant
Sweet-tasting liquid used in soft capsules and liquids
Gum AcaciaBinder
Natural plant gum (acacia) used as a binder, stabilizer, and emulsifier in foods and supplements
HypromelloseCapsule
Plant-derived capsule material from cellulose
How to Take It
Take it anytime
Fat-soluble — take with your largest fat-containing meal. Time of day doesn't matter.
With a meal containing fat
On the label
Adults, as a dietary supplement, take one (1) capsule daily with a meal.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$31.97
Pricier than 84% of 138 vitamin A supplements
Track this supplement in your stack
Get personalized insights, interactions, and coverage recommendations.
Get Started FreeSimilar Supplements
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.