In my first column for AhaLife's The Good Guide, a reader asked, "What anti-aging ingredient should I be looking out for?"  Immediately, one ingredient came to mind that topped all of the rest.  I’ve been a beauty editor for over ten years now and watched as ingredient trends came and went, but there’s one anti-aging powerhouse that’s remained consistent: retinol. Retinol is a derivative of vitamin A that helps speed up cellular turnover in order to help even out discoloration, boost collagen, rid acne and reduce fine lines and wrinkles. Beauty companies have been loyal to the ingredient by placing it in night creams for decades. Read the rest of my response here.