1)The best title for this extract is 2. Good Skin from Within 1. Keeping skin Shiny 4. Healthy Food, Healthy Look 3. How Your Skin Works 2.) The main Idea of the extract is 1. Genetics is necessary for our skin's well-being 2. Genetics plays a big role in the way our skin develops 3, a healthy lifestyle is really important to our skin's well-being 4, our skin's well-being depends on a really efficient scientific skincare routine 3.) is not good for the skin. 1. Collagen 2. Vitamin C 3. Insomnia 4. Exercise