From a science point of view natural ingredients derived from anything other than your own body can just as easily cause an immune reaction and lead to breakouts, dry skin and redness. The body is very sensitive to chemicals and substances that are not part of its own makeup whether they are from natural sources or not. Unfortunately just because something is natural doesn’t mean it wont harm your body just as much as something man made. The only way to protect your skin from irritation is to know the ingredients your skin likes and doesn’t!
for more biology based beauty tips visit evaknowsit