Antioxidant (noun)

A substance that prevents oxidation, especially one used to counteract the deterioration of stored food products.

Origin:

Mid 20th century: from anti- + oxidant.

Examples:

1. Vitamin C is an antioxidant that helps to protect cells from damage.
2. The berries are high in antioxidants which can help lower the risk of certain diseases.
3. Antioxidants can help protect cells against damage from free radicals.
4. The supplement contains a powerful antioxidant that can help reduce inflammation.
5. Antioxidants can help slow down the aging process.