Polyphenols and other plant antioxidants fight against the oxidative stress by neutralizing harmful oxidating molecules (free radicals) found in the human body as a result of exposure to UV radiation and pollution, but also of smoking, infections, inflammation and an unhealthy diet. Preventing the oxidating stress is in turn strongly related to reducing the risk of a broad number of health conditions (diabetes, inflammation, cancer, heart and circulation conditions, to name some)