Brief
Quercetin (CAS No. 117-39-5) is a naturally occurring flavonoid widely found in fruits, vegetables, and medicinal plants such as onions, apples, berries, and capers. Known for its antioxidant, anti-inflammatory, and immune-supporting effects, quercetin has become one of the most popular dietary supplements for general wellness, cardiovascular health, and immune balance.
What is Quercetin?
Quercetin belongs to the flavonol subgroup of flavonoids, plant-based compounds with strong antioxidant activity. It helps neutralize free radicals, reduce oxidative stress, and regulate inflammatory pathways in the body.
Because dietary intake can vary, supplementation provides a concentrated and consistent source of this beneficial compound.
What are the specifications?
▶ Quercetin powder
Chemical Name: 3,3′,4′,5,7-Pentahydroxyflavone
CAS Number: 117-39-5
Molecular Formula: C15H10O7
Molecular Weight: 302.24 g/mol
Purity: ≥ 95% (HPLC, nutraceutical grade)
Appearance: Yellow crystalline powder
Solubility: Poorly soluble in water, soluble in ethanol and alkaline solutions
What does Quercetin’s function?
Health Benefits:
- Antioxidant protection – neutralizes free radicals and protects cells from oxidative stress
- Anti-inflammatory effects – modulates inflammatory pathways, supporting joint and tissue health
- Immune support – helps regulate immune function and may reduce severity of seasonal allergies
- Cardiovascular health – supports healthy blood pressure and circulation
- Exercise performance – may reduce fatigue and improve endurance by lowering oxidative stress
Applications:
- Dietary supplements for immune and antioxidant support
- Functional foods fortified with flavonoids
- Research interest in antiviral and anti-aging effects
Conclusion
Quercetin is a potent natural flavonoid that offers broad health benefits through its antioxidant, anti-inflammatory, and immune-regulating properties. Whether taken through diet or supplements, it supports overall wellness, heart health, and immune balance. Its strong scientific foundation makes quercetin one of the most trusted and widely used plant compounds in modern nutrition.
What packaging do we use?
