Maxi Health Quercetin-Max™, 90 Maxicaps supplement bottle
Maxi Health

Quercetin-Max™, 90 Maxicaps

What We Researched
5 active ingredients analyzed · 4 inactive ingredients decoded · 2 brand certifications checked · 1 retailer compared · Last updated: Mar 2026
90
Product Score Excellent
66
Brand Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Vitamin C (as ascorbic acid) 1000 mg 1,111%
Vitamin D3 (as cholecalciferol) (2500 IU) 62.5 mcg 313%
Zinc (from TRAACS® Zinc Bisglycinate Chelate) 30 mg 273%
Quercetin (from dihydrate) 500 mg *
Elderberry fruit juice 4:1 extract (Sambucus nigra) 125 mg *
Bioavailability Very Good

Absorption Rating

  • Vitamin C (as ascorbic acid) Fair
  • Vitamin D3 (as cholecalciferol) (2500 IU) Good
  • Zinc (from TRAACS® Zinc Bisglycinate Chelate) Good
  • Quercetin (from dihydrate) Fair
  • Elderberry fruit juice 4:1 extract (Sambucus nigra) Good
Other Ingredients Excellent

Fillers & Additives

  • Microcrystalline Cellulose
  • Vegetable Cellulose
  • Magnesium Stearate
  • Enzymax® (calcium carbonate, bromelain, papain, silica) and silicon dioxide
Efficacy Very Good

Dosage Analysis

  • Vitamin C (as ascorbic acid) 1000 mg Effective
  • Vitamin D3 (as cholecalciferol) (2500 IU) 62.5 mcg Effective
  • Zinc (from TRAACS® Zinc Bisglycinate Chelate) 30 mg Effective
  • Quercetin (from dihydrate) 500 mg Effective
  • Elderberry fruit juice 4:1 extract (Sambucus nigra) 125 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Vitamin C (as ascorbic acid) 1000 mg 1,111%
Vitamin D3 (as cholecalciferol) (2500 IU) 62.5 mcg 313%
Zinc (from TRAACS® Zinc Bisglycinate Chelate) 30 mg 273%
Quercetin (from dihydrate) 500 mg *
Elderberry fruit juice 4:1 extract (Sambucus nigra) 125 mg *

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Microcrystalline Cellulose Safe

Adds bulk to small-dose supplements to make tablets/capsules a manageable size.

Vegetable Cellulose Safe

Forms a vegetarian capsule shell alternative to gelatin.

Magnesium Stearate Safe

Prevents ingredients from sticking to manufacturing equipment during tableting.

Enzymax® (calcium carbonate, bromelain, papain, silica) and silicon dioxide Unknown

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$42$41$40$39$38 Mar 12 $39.98
iHerb

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

Brand Trust Report
Maxi Health

Founded 1974 · Brooklyn, NY, USA · 45 products · maxihealth.com

Certifications

2 certifications
Consumerlab Verified Source
Kosher Certified Verified Source

Transparency

2 claims
Third Party Testing Claim — Claimed Source

Violation History

1 incident
Prop 65 Cadmium, Lead and lead compounds, Mercury and mercury compounds, Perfluorooctanoic Acid (PFOA)2025-12-19Source
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Frequently Asked Questions
Is Maxi Health Quercetin-Max™, 90 Maxicaps a good supplement?

Maxi Health Quercetin-Max™, 90 Maxicaps received a product quality score of 90/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 5 active ingredients with 30 servings per container. Of the 4 inactive ingredients, 3 are rated safe and 0 are flagged for review. The manufacturer, Maxi Health, holds a brand trust score of 66/100 with 2 verified certifications including Consumerlab, Kosher Certified.

What are the ingredients in Maxi Health Quercetin-Max™, 90 Maxicaps?

Maxi Health Quercetin-Max™, 90 Maxicaps contains 5 active ingredients: Vitamin C (as ascorbic acid) (1000 mg), Vitamin D3 (as cholecalciferol) (2500 IU) (62.5 mcg), Zinc (from TRAACS® Zinc Bisglycinate Chelate) (30 mg), Quercetin (from dihydrate) (500 mg), Elderberry fruit juice 4:1 extract (Sambucus nigra) (125 mg). Notable high-dose ingredients include Vitamin C at 1,111% DV, Vitamin D3 at 313% DV, Zinc at 273% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Maxi Health Quercetin-Max™, 90 Maxicaps safe to take?

Maxi Health Quercetin-Max™, 90 Maxicaps has been analyzed for ingredient safety across all its components. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Maxi Health a trustworthy supplement brand?

Maxi Health receives a brand trust score of 66/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1974 and headquartered in Brooklyn, NY, USA, the company offers 45 products in their lineup. They hold 2 verified certifications including Consumerlab, Kosher Certified. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Maxi Health has 1 historical regulatory incident on record, which are factored into the trust score.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.