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antioxidant – n. a substance that is added to food and other products to prevent harmful chemical reactions in which oxygen is combined with other substances
benefit – n. a good or helpful result or effect
stress – n. a state of mental tension and worry caused by problems in your life, work, etc.
alleviate – v. to reduce the pain or trouble of (something); to make (something) less painful, difficult, or severe
upmarket – adj. made for or appealing to people who have a lot of money
orthodox – adj. usual or traditional
