BioStacks
Solaray

Mega Quercetin 600mg

1 Capsule · 60 servings · $0.46/serving

iHerbAmazon
56 / 100Average

Best for

Immune

Score Breakdown

Formulation
62
Safety
87
Final score
56/100

Ingredients (6)

Quercetin Dihydrate

100%

Dose

600 mg

Target

500–1000 mg

Form

—

Vitamin C

100%

Dose

125 mg

Target

50–250 mg

Form

Budget

Rutin concentrate

8%

Dose

20 mg

Target

250–500 mg

Form

—

Bioflavonoid concentrate

8%

Dose

20 mg

Target

250–1000 mg

Form

—

Hesperidin concentrate

4%

Dose

20 mg

Target

500–1000 mg

Form

—

Other Ingredients (4)

MaltodextrinBinder

Spikes blood sugar faster than table sugar (glycemic index 85–105). Research links it to gut bacteria changes that may promote intestinal inflammation (Nickerson et al. 2015). Used as a cheap filler — adds nothing beneficial.

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

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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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