**Definition:**
Curcumin is a natural polyphenolic compound derived from the rhizomes of turmeric (*Curcuma longa*). It is the primary bioactive ingredient responsible for turmeric's vibrant yellow color and health benefits.
**Functions:**
1. **Antioxidant:** Neutralizes free radicals and reduces oxidative stress.
2. **Anti-Inflammatory:** Modulates inflammatory pathways, helping to alleviate chronic inflammation.
3. **Anticancer Properties:** Inhibits the growth of cancer cells and supports apoptosis.
4. **Neuroprotective:** Supports brain health and may reduce the risk of neurodegenerative diseases.
**Applications:**
1. **Nutraceuticals:** Widely used in dietary supplements for joint health, immunity, and overall wellness.
2. **Functional Foods & Beverages:** Incorporated into health-focused products like teas, smoothies, and snacks.
3. **Cosmetics:** Added to skincare products for its anti-aging and anti-inflammatory benefits.
4. **Pharmaceuticals:** Investigated for its potential in treating chronic diseases and supporting therapy.
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