Polyphenols

Definition

Polyphenols are naturally occurring compounds found in plants known for their antioxidant properties. They play a crucial role in protecting cells from oxidative stress and inflammation.

5 Must Know Facts For Your Next Test

1. Polyphenols can cross the blood-brain barrier, making them vital for neurological health.
2. Common dietary sources include fruits, vegetables, tea, coffee, red wine, and dark chocolate.
3. They have been shown to improve cognitive function and may reduce the risk of neurodegenerative diseases like Alzheimer's and Parkinson's.
4. Polyphenols possess anti-inflammatory properties that benefit both musculoskeletal and integumentary systems.
5. Regular intake of polyphenol-rich foods is associated with lower rates of chronic illnesses such as cardiovascular disease and type 2 diabetes.

Review Questions

• What are the primary dietary sources of polyphenols?
• How do polyphenols benefit neurological health?
• What chronic illnesses are associated with regular intake of polyphenol-rich foods?

Related terms

Antioxidants:

Compounds that inhibit oxidation and combat free radicals in the body.

Oxidative Stress:

An imbalance between free radicals and antioxidants in the body, leading to cell damage.

Neurodegenerative Diseases:

Disorders characterized by progressive nervous system dysfunction, such as Alzheimer's and Parkinson's diseases.