BioStacks
Best for
Ingredients (9)
Vitamin C
96%Dose/day
24 mg
Target
25–200 mg
Form
Standard
Astragalus
100%Dose/day
900 mg
Target
200–500 mg
Form
—
Thyme
100%Dose/day
249.8 mg
Target
160–500 mg
Form
—
Mullein
100%Dose/day
500.0 mg
Target
300–1500 mg
Form
—
Selenium
36%Dose/day
36 mcg
Target
100–200 mcg
Form
Premium
Other Ingredients
No other ingredients listed
How to Take It
Take it anytime
Take it with a meal containing fat — the vitamins A and E in it absorb poorly without one.
With a meal containing fat
Space it a couple of hours from Iron and Calcium
Split into 3 doses across the day
On the label
Three tablets daily, during or immediately after a meal, or as directed by a healthcare professional
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
No price yet
What 138 vitamin A supplements cost
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.