How many times have you spent money on products only to have them sit on your shelf or end up in the trash because they just didn’t work for you?  Do you have a friend with a perfect complexion who swears by a certain moisturizer, but when you use it, it makes you break out? I would argue that you are using products that were created for someone with a different skin type than you. What are the different skin types, which one do you have, and what is the…