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JAMIE OLIVER, Chef, Restaurateur and Best-Selling Author

“I’m not sure there’s a doctor on the planet today I have more confidence in than Rangan. We all need to hold a megaphone to this man’s powerful voice.”

KELLY BROGAN, MD, NYT bestselling author of A Mind of Your Own

“Rangan is revolutionising the way we think about health. He will make you feel better than you have in years.”

AMELIA FREER, No.1 Best-selling author and Nutritional Therapist

“Dr. Rangan Chatterjee has an inspiring vision for making vibrant health achievable for everyone. Heis undoubtedly in the vanguard of the new medicine, and I cannot support him more strongly.”

DALLAS HARTWIG, New York Times bestselling author of The Whole30

“Dr Rangan Chatterjee knows the science in great depth, but more importantly he’s evangelical about giving his patients and his readers a way of applying it to their own lives.”

MARK HYMAN, MD Director, Cleveland Clinic Center for Functional Medicine