Another thing good for skin is caffeic acid it stimmulates collagen production and wound healing. It is in some food and spices. Caffeic acid up-regulates longevity genes. Recently Ive become interested things found in food and herbs that up-regulate longevity genes. Some berry and seed extracts have increased the lifespan of laboratory animals 28%. Ive started writing about what I'm finding so if you are interested here are the links.
https://steemit.com/technology/@tombot/can-biohacking-double-lifespan-1-0
https://steemit.com/health/@tombot/can-biohacking-double-lifespan-2-0
RE: Large Dose Of Vitamin D Shown To Heal Sunburns By Activatin Skin Repair Genes