Project Description
Isoquercitrin (CAS:482-35-9)
Basic information
| Product Name | Isoquercitrin | Other name | Isoquercetin, Quercetin 3-Glucoside, 3-Glucosylquercetin |
|---|---|---|---|
| Raw Material Sources | Rutin | Brand name | ANIHERB |
| Molecular Formula | C₂₁H₂₀O₁₂ | Active Ingredient | Isoquercitrin |
| Appearance | Light Yellow to Yellow Crystalline Powder | Grade | Cosmetic, Food & Pharmaceutical Grade |
| Test Method | HPLC | Specification | 98% |
Raw Material & Quality Control
Raw Material Source: Derived from Rutin as the raw material.
National Standard Reference Substance: Adopts official Isoquercitrin reference substance from the National Institutes for Food and Drug Control (NIFDC) of China for accurate identification and quantitative testing.
What is Isoquercitrin
Isoquercitrin is a high-activity natural flavonoid glycoside compound extracted from natural plants such as ginkgo leaves, bidens bipinnata and hawthorn. It features superior bioavailability and low toxicity compared with common flavonoid ingredients. Widely applied in high-end cosmetics, functional health foods and pharmaceutical fields, it possesses powerful antioxidant, anti-inflammatory, barrier repairing and immune regulating activities. It is a premium natural active ingredient with dual values of skin beauty care and human health regulation.
Related ingredients:
Luteolin,
Fisetin
What are Main Components of Isoquercitrin
What are the benefits of Isoquercitrin
Isoquercitrin is a multi-functional high-bioavailability active ingredient with a wide range of physiological
Core Cosmetic & Skin
-
- High-Efficiency Antioxidation & Anti-Photoaging
It activates the body’s Nrf2 antioxidant pathway, efficiently scavenges skin free radicals, resists UV-induced photoaging and environmental oxidative damage, reduces fine lines and skin relaxation, and maintains long-term youthful skin condition. - Skin Barrier Strengthening & Moisturizing
It significantly reduces transepidermal water loss, locks skin moisture efficiently, repairs damaged keratin barrier, relieves dry, rough and tight skin, and improves overall skin hydration and resilience. - Anti-Inflammatory & Sensitive Skin Stabilizing
It inhibits NF-κB inflammatory pathway activation, reduces mild skin inflammation, redness and sensitivity, calms irritated skin, and provides gentle and stable maintenance for fragile and sensitive skin. - Skin Brightening & Dullness Improvement
It inhibits abnormal melanin aggregation and deposition, improves facial dullness, sallow complexion and uneven skin tone, brightens skin transparency, and makes skin clear and luminous. - Collagen Regeneration & Anti-Aging
It promotes skin collagen synthesis and angiogenesis, delays skin tissue aging, improves skin elasticity, and fades dry lines and fine lines caused by aging and dryness.
- High-Efficiency Antioxidation & Anti-Photoaging
Health Food & Pharmaceutical Functions
-
- Systemic Antioxidant & Anti-Aging
With high bioavailability, it neutralizes internal harmful free radicals, reduces systemic oxidative stress damage, protects cell vitality, and delays bodily aging. - Immune & Metabolic Regulation
It regulates human immune response, enhances body defense capability, assists in lipid and glucose metabolism balance, and improves sub-health state. - Cardiovascular & Hepatic Protection
Modern studies prove that it assists in protecting cardiovascular health, alleviates liver oxidative damage, and maintains normal visceral physiological functions. - Respiratory & Seasonal Comfort Support
It relieves mild respiratory discomfort, supports respiratory tract health, and helps the body adapt to seasonal environmental changes.
- Systemic Antioxidant & Anti-Aging
We select high-quality natural ginkgo leaves, bidens bipinnata and hawthorn raw materials from standardized planting bases, screen high-content and pesticide-free raw materials from the source to ensure stable active ingredients.
Adopt modern enzymatic hydrolysis and high-purity recrystallization purification technology, retain high-activity flavonoid glycoside structure, strictly implement SOP production standards to ensure stable 98% high purity.
Finished products pass in-house HPLC precision purity testing and routine physical and chemical inspection, and are regularly sent to third-party authoritative laboratories for heavy metal, microbial and safety compliance testing to meet global cosmetic and food grade standards.
Strict batch quality control, small batch difference, complete qualification documents, stable stock supply, supporting long-term bulk order and customized packaging services.
Applications of Isoquercitrin
Widely used in anti-photoaging skin care products, barrier repair creams, sensitive skin soothing essence, brightening and anti-aging, moisturizing and firming skin care formulations.
Applied in antioxidant anti-aging supplements, immune regulation products, cardiovascular protection and sub-health conditioning dietary supplements.
Used in the research and development of anti-inflammatory, antioxidant and protective pharmaceutical preparations, and served as standard reference substance for pharmaceutical component detection.
Commonly used in flavonoid glycoside pharmacological research, cell antioxidant mechanism experiments and natural active ingredient analysis.
Solubility Characteristics
| Solvent | Solubility Performance |
| DMSO | Freely soluble |
| Ethanol (95%) | Soluble |
| Hot Water | Slightly soluble |
| Cold Water | Insoluble |
Product Datasheets
Packing&Storage
- 1-5kg with double plastic container inside/aluminum foil bag outside. 10kg with double plastic container inside/carton outside. 25kg with double plastic container inside/fiber drum outside or it is at your option.
- Stored in a cool & dry well-closed container, keep away from moisture and strong light/heat.
- Shelf Life: Two years under well storage situation.

Transport&Payment
- Small package sent by EMS, UPS, FedEx, DHL, etc.

- Payment available for Western Union, T/T, Paypal, etc.
- Cargo sent by Air or By Sea is all available.
By Express By Air By Sea Suitable for under 50kg Suitable for more than 50kg Suitable for more than 500kg Delivery time: 4-5days Delivery time: 5-7days Delivery time: 15-30days Door to door service Airport to Airport Port to Port Easy to pick up the goods Professional broker needed Professional broker needed
Certifications


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