BioStacks
Ingredients (4)
Zinc
100%Dose
60 mg
Target
15–30 mg
Form
Premium
Vitamin D
100%Dose
15000 IU
Target
1000–5000 IU
Form
Premium
Black elderberry
100%Dose
1000 mg
Target
300–600 mg
Form
—
Camu camu
18%Dose
90 mg
Target
500–3000 mg
Form
—
Other Ingredients (3)
Magnesium StearateLubricant
A salt of stearic acid used as a lubricant in tablet and capsule production
Silicon DioxideAnti-caking
Fine silica powder used to prevent clumping
HypromelloseCapsule
Plant-derived capsule material from cellulose
How to Take It
Take it anytime
Take it with a meal containing fat — the vitamin D in it absorbs poorly without one.
With a meal containing fat
Space it a couple of hours from Iron and Calcium
On the label
Take 3 capsules daily.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$25.99
Pricier than 85% of 68 elderberry 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. 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.