ANTIOXIDANTS Electrochemistry Layer A March 25, 2013 Mrs. Wilson Sadia Rahmani.

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Presentation transcript:

ANTIOXIDANTS Electrochemistry Layer A March 25, 2013 Mrs. Wilson Sadia Rahmani

WHAT IS AN ANTIOXIDANT? Anti – Against Oxidant – Oxidation

ANTIOXIDANTS Antioxidants are molecules in the body that work to prevent the body from oxidative stress.

OXIDATIVE STRESS Weak Bond Free Radicals Chain Reaction…

OXIDATION WITHIN AN APPLE

ANTIOXIDANTS TO THE RESCUE

PREVENTION Various forms of Cancer Heart Disease Several types of diseases Arthritis Immune dysfunction Other chronic conditions

“In one recent study, the addition of a polyphenol-rich blueberry gel to the diet of oral cancer patients prevented recurrence of the cancer. Another experiment demonstrated that increased levels of selenium in the diets of a group of HIV-positive patients significantly delayed progression of the disease” (Solmaz Barazesh, Penn State). Research: Antioxidants

COMMON ANTIOXIDANTS Vitamin E Vitamin C Beta-carotene Selenium The common antioxidants are found in the following foods: Nuts, broccoli, vegetable oils, kiwi, avocado, wheat germ, green leafy vegetables and the list goes on.

FOODS WITH ANTIOXIDANTS

BENEFITS TO HUMANS Gets rid of free radicals Benefits different parts of the body in different ways Can decrease evidence of aging

RISKS TO HUMAN HEALTH Over consumption of any antioxidants lead to side effects. Examples: Vitamin E: Vitamin E: Over consumption causes: nausea, headaches… gastrointestinal bleeding, blurred vision Calcium Calcium : Stomach problems and kidney stones.

THANK YOU Remember: Always have your Antioxidants but don’t have too much!

References "Dr. Pinnell Q&A: What is an Antioxidant? - YouTube." YouTube. Web. 26 Mar "How antioxidants work - DnaTube.com - Scientific Video and Animation Site."DnaTube.com - Scientific Video and Animation Site. Retrieved Web. 26 Mar "Probing Question: How do antioxidants work? | Penn State University." News | Penn State University. Retrieved Web. 26 Mar "The Side Effects of Antioxidants | Better Innovations Blog." Health, Wellness, & Fitness Information & Equipment Reviews | Official Blog of Vanko Trading Incorporated. Retrieved Web. 26 Mar "Understanding Free Radicals and Antioxidants." HealthCheckSystems - Baby - Fitness - Health. Retrieved Web. 26 Mar "What Is Oxidative Stress? (with pictures)." wiseGEEK: clear answers for common questions. Retrieved Web. 26 Mar