BioStacks
American Health

Ester-C® with Citrus Bioflavonoids

2 Capsules · 30 servings · $0.27/serving

51 / 100Average

Best for

Score Breakdown

Formulation
51
Safety
100
Final score
51/100

Ingredients (3)

2 scored · 1 not scored

Vitamin C1000 mg

Optimal dose

Citrus Bioflavonoids ComplexCitrus Bioflavonoids, Sweet Orange, Tangerine, Lime, Lemon, Acerola, Rutin, Hesperidin Complex, Naturally Occurring Vitamin C Metabolites400 mg

Within effective range · Unspecified form

Calcium110 mg

Trace amount — not scored

Other Ingredients

Fillers, coatings, and additives

3Safe

GelatinCapsule

Safe

Microcrystalline CelluloseBinder

Safe

Stearic AcidLubricant

Safe

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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.