Mark Sisson shares what he eats in day. Mark Sisson is the founder of Primal Kitchen and uses a two meals a day, low carb, high protein approach to achieve metabolic flexibility and stay fit and healthy well into his 60's and beyond. Get 20% off all Primal Kitchen products with code "HELLO20" - https://bit.ly/3a0adYm Shop Paleo Dressings, Sauces and More at: https://www.primalkitchen.com