Onion Extract

Quercetin is a flavonoid compound widely found in plants, including fruits, vegetables, leaves, and grains such as apples, onions, grapes, citrus fruits, berries, and broccoli. It is also a common ingredient in health supplements and dietary products.

Chemical Properties:

1. Chemical formula: C₁₅H₁₀O₇

2. Molecular weight: 302.24 g/mol

3. Structure: Classified as a flavonol, it contains multiple phenolic hydroxyl groups, contributing to its antioxidant properties.

Health Benefits:

1. Antioxidant Effects:

Quercetin effectively scavenges free radicals, reduces oxidative stress, and protects cells from damage.

2. Anti-Inflammatory Effects:

Inhibits the production of inflammatory mediators, alleviating chronic inflammation. May benefit conditions like arthritis and cardiovascular diseases.

3. Cardiovascular Protection:

Lowers blood pressure, improves endothelial function, and reduces atherosclerosis risk, supporting heart health.

4. Anticancer Potential:

Studies suggest it inhibits cancer cell proliferation, induces apoptosis, and blocks tumor angiogenesis. Shows potential against breast, prostate, and lung cancers.

5. Immune Modulation:

Enhances immune function and regulates immune responses, aiding in managing allergies and autoimmune disorders.

6. Antiviral Activity:

Suppresses viral replication (e.g., influenza, herpes viruses) and strengthens host immunity.

7. Antidiabetic Effects:

Improves insulin sensitivity and lowers blood glucose levels, potentially aiding in type 2 diabetes management.

8. Neuroprotective Properties:

Protects neurons via antioxidant and anti-inflammatory mechanisms, offering potential benefits for Alzheimer’s and Parkinson’s diseases.

Safety:

Quercetin is generally safe, but high doses may cause headaches or gastrointestinal discomfort. Pregnant women, breastfeeding individuals, and those with specific medical conditions should consult a healthcare professional before use.

Summary:

Quercetin is a multifunctional natural compound with antioxidant, anti-inflammatory, anticancer, and cardioprotective properties. While its health benefits are promising, medical advice is recommended for high-dose or long-term use.