The key to having beautiful skin is creating a healthy gut. The skin is the largest organ in the human body, and it’s all the one that receives the most abuse. From the sun’s damaging rays, to the pollution in the air and the destructive toxins we put on our skin. Dr. Trevor Holly Cates joins Dave on this episode of Bulletproof Radio to explain how a healthy gut leads to beautiful skin, why the “beauty products” that are supposed to be good for your skin can actually do more harm than good, and how to maintain and nourish the over one-thousand species of bacteria that make up a healthy skin microbiome.