Maria Emmerich is a nutritionist and internationally recognized expert in the ketogenic diet, metabolic health, and exercise physiology. With more than 25 years of experience, she has helped millions of people improve their health, lose weight, and address chronic conditions through low-carbohydrate, ketogenic, and carnivore nutrition strategies.

After struggling with her own weight and health challenges as a child, Maria developed a passion for understanding how nutrition impacts the body and brain. Her work focuses on the connection between food, brain chemistry, and mental wellness, with particular expertise in how diet influences neurotransmitters, mood, and overall cognitive health.

Maria specializes in working with individuals facing complex health conditions, including type 1 and type 2 diabetes, autoimmune disorders, heart disease, Hashimoto’s, epilepsy, depression, and anxiety. Through personalized coaching, group programs, and nutrition education, she helps clients improve metabolic function, reduce symptoms, and in many cases decrease reliance on medication.

She is an international speaker and bestselling author of numerous books, including Quick and Easy Ketogenic Cooking, Keto: The Complete Guide, The 30-Day Ketogenic Cleanse, and The Carnivore Cookbook. Maria and her husband Craig also train and mentor health professionals through their keto, carnivore, and PSMF coaching certification programs.

Maria has collaborated with high-profile figures including Halle Berry and has contributed content to her wellness platform. Through her books, coaching, and global speaking engagements, Maria continues to empower individuals to take control of their health through sustainable, nutrition-based solutions.