BioStacks
Best for
Ingredients (16)
Vitamin E
30%Dose
15 mg
Target
50–268 mg
Form
Premium
Vitamin C
100%Dose
450 mg
Target
25–200 mg
Form
Not listed
4Life Transfer Factor Blend
100%Dose
100 mg
Target
100–600 mg
Form
—
Vitamin A
71%Dose
500 mcg RAE
Target
700–1500 mcg
Form
Budget
NanoFactor
Amount not found
Other Ingredients (2)
Medium Chain Triglyceride OilCarrier
Fractionated oils rich in C8/C10 triglycerides used as neutral carrier or anti-sticking agent
HypromelloseCapsule
Plant-derived capsule material from cellulose
How to Take It
Take it anytime
Fat-soluble — take with a meal containing fat for better absorption. Time of day doesn't matter.
With a meal containing fat
On the label
Take three (3) capsules daily with 8 oz of fluid.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$57.00
Pricier than 94% of 502 vitamin C supplements
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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.