Bioactivity of Antioxidant substances (Natural and synthetic)–a review

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Devendra Kumar
Sakshi Gupta
Rajesh Ram


Antioxidants are essential for the survival of all living things. Antioxidants are substances that may inhibit or delay some types of cell damage during the process of oxidation. Our body is made up of cell, any damage of cell, affects health of whole body of human. Antioxidants are found in many fruits, vegetable. Examples of antioxidants include Beta Carotene, Lycopene, Lutein, Zinc, Copper, selenium etc. Antioxidants are also available as dietary supplements. The only dietary antioxidants are vitamins A, C and E. High doses of supplements of antioxidants may be linked to health risk in some cases. For example – High doses of Beta carotene may increase the risk of lung cancers in smokers. High doses of vitamins E may increase risk of prostate cancer and any type of stroke.

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How to Cite
Kumar D, Gupta S, Ram R. Bioactivity of Antioxidant substances (Natural and synthetic)–a review. ANSDN [Internet]. 31Jul.2022 [cited 29Jan.2023];10(01):. Available from:
Review Article