Resveratrol is found with potential in preventing various diseases from deterioration like Alzheimer, depression, cancer and etc. Thus drinking red wine is beneficial to our bodies to some degree, but can't for medical aim. BOC Sciences

Besides the reaction between other substances and oxygen can load the metabolism waste out of bodies, which is essential or waste will accumulated in the body and pose danger.-

I'd like to say oxygen. We are all addicted to it and can't live with it for seconds.