BioStacks
Best for
Ingredients (27)
Echinacea purpurea root extract
100%Dose
315 mg
Target
300–1500 mg
Form
—
Zinc
100%Dose
23 mg
Target
15–30 mg
Form
Standard
Vitamin C
100%Dose
1300 mg
Target
250–2000 mg
Form
Budget
Andrographis aerial parts extract
89%Dose
177 mg
Target
200–600 mg
Form
—
Vitamin A
100%Dose
1500 mcg
Target
700–1500 mcg
Form
Budget
Nutrition
Calories, macros & sodium.
- Calories10 Calorie(s)
- Sodium10 mg
- Total Carbohydrates1 Gram(s)
Other Ingredients (7)
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
Calcium CarbonateBuffer
Common calcium salt used as a buffering agent, filler, or mineral fortification in supplements
Hydroxypropyl CelluloseBinder
An inert modified-cellulose polymer used as a binder, film-former, and disintegrant.
Microcrystalline CelluloseBinder
Plant-derived cellulose used as a binder and filler in supplements
Microcrystalline CelluloseBinder
Plant-derived cellulose used as a binder and filler in supplements
Stearic AcidLubricant
Saturated fatty acid used as tablet lubricant
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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.