Nutrition & Cooking

Frequently Asked Nutrition Questions

Physician Dr. Michael Greger provides the scientific evidence to answer some of the most common questions about nutrition.

Click on each question to expand.

What are the healthiest foods?
If I don't eat meat, how will I get enough protein? Do Vegetarians and Vegans get enough protein?
Isn’t fish good for you? Are chicken and fish healthier than beef?
Don't growing children need their milk and meat?
Isn't dairy a good source of calcium? Is milk good for our bones?
Is it more expensive to eat healthy foods?
Don't I need animal protein to build muscle?
Should we take multivitamins and supplements?
Is gluten sensitivity real?
Are organic foods more nutritious? Are organic foods safer?
Are GMO (genetically modified) foods safe?
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The Most Comprehensive Study of Nutrition Ever Conducted and the Startling Implications for Diet, Weight Loss, and Long-term Health

The China Study, written by T. Colin Campbell and Thomas Campbell, is reflective of the 20-year China-Cornell-Oxford Project, a comprehensive study that compared the health outcomes of a plant-based diet to a diet rich in animal foods across genetically similar people. The authors of this book speak to the connection between nutrition and many of today’s chronic diseases such as cancer, diabetes, and heart disease.