Quercetin Phospholipid Complex – High-Load Phospholipid Complex

Quercetin is a flavonol widely distributed in plants and commercially derived from Sophora japonica flower buds via rutin hydrolysis. Offered here as liposomal, phospholipid-complex, microencapsulated, micronized and application-specific grades to improve dispersion, stability and uptake.

High-load phospholipid complex: a higher active-to-phospholipid ratio for smaller serving sizes with enhanced bioavailability.

GUTINS Quercetin Phospholipid Complex — high-load phospholipid complex is offered for manufacturers, formulators and brands. Specification: Active assay + phospholipid ratio declared; form / technology: high-load phospholipid complex; diet suitability: Verify lecithin source.

Product Specifications

Key Benefits

• Antioxidant flavonoid
• Supports seasonal immune wellness
• Supports healthy histamine response positioning
• Supports cardiovascular wellness
• Senolytic research interest with fisetin

Uses & Applications

Typical applications: Capsules, tablets, sachets.

• Immune capsules with zinc and vitamin C
• Liposomal quercetin
• Seasonal wellness blends
• Longevity stacks
• Sports formulas

How to Use / Dosage

• Typical daily intake: 250-1000 mg/day
• Typical use level: 20-90% in capsule fills; 0.05-0.3% in beverages (dispersible grades)
• Formulation tip: Ideal where capsule space is limited; dose on active equivalent declared on the CoA.
• 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

Lipid-compatible; disperses in water with agitation better than the uncomplexed active; partly soluble in ethanol. Parent active: practically insoluble in water; soluble in ethanol and alkaline solutions; insoluble in oils

Storage & Handling

Store sealed at 15-25 °C, protected from light, heat and moisture; liposomal liquids refrigerated at 2-8 °C and not frozen.. Keep container tightly closed; use clean, dry utensils. Shelf life is typically 24 months in unopened original packaging (see CoA).

Regulatory Note

Quercetin has US GRAS status for use in foods; it is a food supplement ingredient in the EU and other markets. Verify in destination market.

Diet suitability: Verify lecithin source. 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 CYP-metabolised drugs, cyclosporine and quinolone antibiotics
• Headache or tingling at high doses
• Caution in kidney disease
• Yellow pigment; light-sensitive
• Liposomal/phospholipid grades contain soy or sunflower lecithin – declare source and allergen status

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.