Kourtney Kardashian, 40
From matcha to collagen to ghee, Kourtney Kardashian is well known for her commitment to healthy foods, products, and supplements. The reality star also has a strict workout routine of five days a week, and avoids putting toxic products on her skin.
All “kooky” health tips aside, Kardashian is radiant at 40, and natural toning mist Caudalie Beauty Elixir makes her skin shine, according to Vogue.