BioStacks
Best for
Ingredients (8)
Vitamin C
100%Dose
1000 mg
Target
250–2000 mg
Form
Standard
Citrus Bioflavonoid Complex
100%Dose
500 mg
Target
250–1000 mg
Form
—
Grape seed extract
67%Dose
100 mg
Target
150–600 mg
Form
—
Hesperidin
40%Dose
200 mg
Target
500–1000 mg
Form
—
Rutin
20%Dose
50 mg
Target
250–500 mg
Form
—
Other Ingredients (2)
Magnesium StearateLubricant
A salt of stearic acid used as a lubricant in tablet and capsule production
HypromelloseCapsule
Plant-derived capsule material from cellulose
How to Take It
Take it anytime
Water-soluble — timing doesn't matter. Split doses above ~500 mg if you want to absorb more of it.
With or without food
On the label
As a dietary supplement, take two capsules once daily or as directed by a healthcare practitioner.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$29.20
Near the median of 292 immune 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. studied 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.