Whenever we have some skin issue we try to look for grandma's recipe, sometimes we even try DIY recipes which we see in Instagram, Facebook, or we search for them in google. Do you know that there are lot of ingredients which are harmful for your skin? which may burn your skin or make your acne or pimples worse. Lets talk about products or ingredients which we should never ever use in our face from my experience. 1. Toothpaste  -  I have acne problem so I was looking for a solution to get rid of them. One day I came across a video in YouTube which says toothpaste help to dry your acne and eventually helps to get rid of them and the procedure to use was 'apply toothpaste in your acne and leave it overnight, in the morning wash it with your regular face wash'. So I did the way I saw in video though next day I felt its working, but guess what??? after using for 3 days, I noticed that I was getting black spots wherever I applied toothpaste and skin became dry and started pe...