Research Reviews’ Results

  • If you are healthy, and have a modern balanced diet, taking multi-vitamins and high-dose antioxidants may shorten your life.
  • There’s no evidence to support antioxidant supplements for primary or secondary prevention of diseases.
  • Beta-carotene and vitamin E seem to increase mortality, and so may higher doses of vitamin A.
  • Antioxidant supplements need to be considered as medicinal products and should undergo sufficient evaluation before marketing.
  • The functions of minerals and vitamins are understood largely by their deficiency diseases so there’s no certainty what they all do or how they interact.
  • Antioxidants soak up toxic, chemically-reactive by-products of metabolism called free radicals. These free radicals, left unchecked, can cause damage to DNA and may be linked to cancer.
  • Your body's immune system fights infections by using free radicals to kill bugs. Several of the minerals and vitamins in excess can cause damage.

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