BioStacks
Best for
Ingredients (4)
organic fermented Elderberry fruit powder
100%Dose
500 mg
Target
300–600 mg
Form
—
organic Elderberry fruit extract
83%Dose
250 mg
Target
300–600 mg
Form
—
Anthocyanins
38%Dose
30 mg
Target
80–500 mg
Form
—
Polyphenols
40%Dose
40 mg
Target
100–1000 mg
Form
—
Other Ingredients (4)
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.
Purple CarrotColor
Anthocyanin-rich purple carrot, used as a natural coloring/food ingredient.
Gum AcaciaBinder
Natural plant gum (acacia) used as a binder, stabilizer, and emulsifier in foods and supplements
PullulanCapsule
Polysaccharide produced by fungal fermentation, used as a vegan capsule material
How to Take It
Take it anytime
Timing doesn't matter for this one — taking it consistently does.
With or without food
On the label
Adults, as a dietary supplement, take two (2) capsules daily with water.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$21.61
Near the median 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.