Quercetin Cyclodextrin Complex – 40% Quercetin

Quercetin cyclodextrin complex improves the notoriously low water solubility of quercetin, a flavonol found in onions, apples and Sophora japonica. It suits immune, respiratory and senolytic-positioned formulas.

GUTINS Quercetin Cyclodextrin Complex — 40% quercetin is offered for manufacturers, formulators and brands. Specification: 40% quercetin; form / technology: Specialty active / delivery-system grade; diet suitability: Varies.

Product Specifications

Key Benefits

• Supports immune function
• Supports seasonal respiratory comfort
• Antioxidant support
• Improved dispersibility and absorption
• Supports cardiovascular health

Uses & Applications

Typical applications: Longevity, gut health, active nutrition, beauty-from-within, functional foods.

• Immune capsules
• Seasonal wellness blends with vitamin C and zinc
• Healthy-aging stacks
• Effervescent tablets
• Sports recovery powders

How to Use / Dosage

• Typical daily intake: 250-1,000 mg/day of complex (approx. 100-250 mg quercetin)
• Typical use level: 5-40% in capsules; 0.1-1% in beverages
• Weigh accurately and pre-blend small quantities with a carrier (e.g. maltodextrin, MCC or rice flour) for uniform distribution.
• Final dosage should be based on the lot-specific Certificate of Analysis, the target serving size and the rules of your destination market.

Solubility & Formulation

Dispersible/soluble in water; enhanced water dispersibility versus the free active; insoluble in oils

Storage & Handling

Store sealed below 25 °C, protected from light, oxygen and moisture; nitrogen-flushed packaging recommended.. Keep container tightly closed; use clean, dry utensils. Shelf life is typically 24 months in unopened original packaging (see CoA).

Regulatory Note

Quercetin is used in supplements in the US and EU; high-bioavailability forms may raise Novel Food questions in the EU. Verify status in destination market.

Generic/non-branded; prioritize supplier technical dossier, stability, assay and destination-market status.

Diet suitability: Varies. This product is supplied as a raw ingredient for further manufacturing and is not a finished consumer product. The buyer is responsible for ensuring the ingredient, its use level and all label claims comply with the regulations of the destination market (e.g. FDA, EFSA, FSSAI, Health Canada, TGA).

Caution & Disclaimer

• May interact with CYP3A4 substrates and certain antibiotics
• Caution with anticoagulants
• Avoid high doses in pregnancy and kidney disease
• Yellow colour may stain

For manufacturing, formulation and professional use only. Not for direct consumption in concentrated form. Keep out of reach of children. Avoid inhalation of dust and contact with eyes; use suitable PPE when handling. Consult a qualified healthcare professional before use if pregnant, nursing, taking medication or managing a medical condition. These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.

Bulk & Wholesale Orders

Need more than 5 Kg, a custom specification, private label support or documentation (CoA, TDS, SDS, allergen and GMO statements)? Contact the GUTINS team for bulk pricing and lead times.