This groundbreaking new book examines the causes of psoriasis and arthritis and offers the most comprehensive and up-to-date protocol for reversing autoimmune disease.

If you have psoriasis or inflammatory arthritis, it is crucial to understand how diet, gut health, and the microbiome can influence pain and inflammation. By learning which foods trigger flares and which foods help to calm the immune system, you can dramatically reduce the severity of symptoms and reclaim your health.

In The Keystone Approach, bestselling author Rebecca Fett draws on more than 400 scientific studies, along with her own battle with psoriatic arthritis, to provide a clear, evidence-based diet protocol. This innovative approach addresses the underlying causes of inflammation and autoimmunity, with a particular focus on healing the gut and re-balancing the microbiome.