It is no surprise that beauty and diet go hand-in-hand because you are what you eat. Also, it may sound cliché to say "beauty starts from within" because it is. Did you know that the food you put in your mouth creates a significant effect on the largest organ of the body, which is your skin? That's right. Nutrition is vital for health, and an unhealthy diet can damage your metabolism, cause weight gain, and damage organs – most specifically, the skin.