antioxidant

substance that inhibits oxidation or inhibits reactions promoted by oxygen or peroxides

• glutathione peroxidase — an enzyme in the body that is a powerful scavenger of free radicals
• selenium, Se, atomic number 34 — a toxic nonmetallic element related to sulfur and tellurium; occurs in several allotropic forms; a stable gray metallike allotrope conducts electricity better in the light than in the dark and is used in photocells; occurs in sulfide ores (as pyrite)
• carotenoid — any of a class of highly unsaturated yellow to red pigments occurring in plants and animals
• rust inhibitor — antioxidant that inhibits the formation of rust
• beta-naphthol — an isomer of naphthol used in rubber as an antioxidant
• vitamin E, tocopherol, E — a fat-soluble vitamin that is essential for normal reproduction; an important antioxidant that neutralizes free radicals in the body
• vitamin C, ascorbic acid — a vitamin found in fresh fruits (especially citrus fruits) and vegetables; prevents scurvy

• inhibitor — a substance that retards or stops an activity