Quercetin in supplements

Chewable Kids Mighty-Multi Tasty Fruit Flavor!Health Products Distributors, Inc. · Tablet or Pill3.0 mg per serving

Health 3 in 1EA Enhanced · Capsule50 mg per serving

Essential MultiMomentous · Capsule50 mg per serving

Optimal MultivitaminSeeking Health · Capsule50 mg per serving

Multimedica for MenNuMedica · Other (e.g. tea bag)6.0 mg per serving

Foundation Essentials for Women Multimedica for WomenNuMedica · Other (e.g. tea bag)6.0 mg per serving

MultiMedica for MenNuMedica · Capsule12 mg per serving

MultiMedica for WomenNuMedica · Capsule12 mg per serving

MultiMedica without IronNuMedica · Capsule12 mg per serving

ProGI Soothe Vanilla FlavorNuMedica · Powder250 mg per serving

Life Extension Mix CapsulesLife Extension · Capsule15 mg per serving

Life Extension Mix Capsules without CopperLife Extension · Capsule15 mg per serving

Life Extension Mix PowderLife Extension · Powder15 mg per serving

Life Extension Mix TabletsLife Extension · Tablet or Pill15 mg per serving

Life Extension Mix Tablets with Extra NiacinLife Extension · Tablet or Pill15 mg per serving

Life Extension Mix Tablets without CopperLife Extension · Tablet or Pill15 mg per serving

Spectrum Support Pak Part A Lemon Lime FlavorBrainchild Nutritionals · Liquid17 mg per serving

Spectrum Support Two Part ABrainchild Nutritionals · Liquid17 mg per serving

One-Per-Day MultivitaminLife Extension · Tablet or Pill15 mg per serving

Two-Per-Day CapsulesLife Extension · Capsule15 mg per serving

Two-Per-Day MultivitaminLife Extension · Capsule15 mg per serving

Attack 3.1 Cassis FlavourBody Attack · Powder336 mg per serving

Lipo 100 HardcoreBody Attack · Capsule223 mg per serving

Hear Loss FormulaSuperSmart · Capsule100 mg per serving

Multivitamin Performance Elite MaxCodeage · Capsule25 mg per serving

Multivitamin Recovery Elite MaxCodeage · Capsule25 mg per serving

Attack 3.1 Green Apple FlavourBody Attack · Powder336 mg per serving

OptiCleanse GHI Lite Vanilla Delight Sugar- & Stevia-FreeXYMOGEN · Powder125 mg per serving

Daily 1SuperSmart · Tablet or Pill15 mg per serving

Source of Life Gold Drink Mix Delicious Tropical Fruit FlavorNaturesPlus · Powder10 mg per serving

One Step UnflavoredPL Progressive Laboratories · Powder10 mg per serving

OptiCleanse GHI ChaiXYMOGEN · Powder250 mg per serving

OptiCleanse GHI Creamy ChocolateXYMOGEN · Powder250 mg per serving

SeratoninAllergy Research Group · Capsule300 mg per serving

Tuba Prime MultivitaminDEVA · Tablet or Pill15 mg per serving

Multi-Nutrients 5 (Boron, Copper, and Iron Free)Vital Nutrients · Capsule50 mg per serving

Multi-VitaminBeyond Health · Tablet or Pill50 mg per serving

Perfect MultiPurity Products · Capsule50 mg per serving

Energy C with Electrolytes Natural Orange FlavorSwanson · Powder1.0 mg per serving

Multi Vitamin and Mineral without IronSwanson · Tablet or Pill30 mg per serving

GI DeFlame Creamy ChocolateWoodstock Vitamins · Powder250 mg per serving

Prostate ExtraPriority One Nutritional Supplements · Capsule150 mg per serving

Spectrum Support Three Lemon Lime FlavorBrainchild Nutritionals · Liquid20 mg per serving

Men’s Multivitamin for Performance EnergyRainbow Light · Tablet or Pill10 mg per serving

MultivitaminLightbody · Capsule13 mg per serving

EyeguardWonder Laboratories · Capsule25 mg per serving

Wholly ImmuneAllergy Research Group · Powder250 mg per serving

Male RejuvenatorXtendlife · Tablet or Pill1.0 Gram(s) per serving

Label data: NIH Office of Dietary Supplements, Dietary Supplement Label Database (dsld.od.nih.gov), public domain. Upper limits: NIH ODS Fact Sheets for Health Professionals (values from the Institute of Medicine, Food and Nutrition Board).