Weston Price did some great research with people who still ate traditional natural foods, instead of modern processed foods.

Introduction to Traditional Eating

Weston Price wrote the book, Nutrition and Physical Degeneration. It is a must read for anyone interested in real health and vitality.

Common dietary factors

• Animal proteins and fats, seafood, organs meats and dairy
• Raw foods
• Fermented and pickled foods
• Bone broths