BioStacks
Solgar

Ester-C® Plus, Vitamin C, 1,000 mg

1 Tablet · 180 servings · $0.16/serving

iHerbAmazon
59 / 100Average

Best for

Immune

Score Breakdown

Formulation
59
Safety
100
Final score
59/100

Ingredients (6)

Vitamin C

100%

Dose

1000 mg

Target

250–2000 mg

Form

Standard

Citrus BioflavonoidComplex

80%

Dose

200 mg

Target

250–1000 mg

Form

—

Acerola Extract

25%

Dose

25 mg

Target

100–500 mg

Form

—

Rutin

10%

Dose

25 mg

Target

250–500 mg

Form

—

Rose Hips

1%

Dose

25 mg

Target

2500–5000 mg

Form

—

Other Ingredients (7)

Silicon DioxideAnti-caking

Fine silica powder used to prevent clumping

Magnesium StearateLubricant

A salt of stearic acid used as a lubricant in tablet and capsule production

Dicalcium PhosphateBinder

Calcium and phosphorus compound used as binder

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

GlycerinHumectant

Sweet-tasting liquid used in soft capsules and liquids

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.

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