The thing is...and I have already run in to this a ton with my son's baseball training...and he is only 12!!! But anyway "all that modern science has to offer" is a pretty strange subject to delve into. Just ask Arod.
I'm not saying there is a right and a wrong...though I have my own thoughts about it. But it is a contentious issue, what is kosher in the human body when you take it to an extreme. With "nutrition", specifically.