A high-fiber diet may prevent development of diverticulosis. Some doctors tell patients with a history of diverticulitis to avoid nuts and seeds in the diet. However, there is no evidence that this is helpful to prevent the disease.
Prather C. Inflammatory and anatomic diseases of the intestine, peritoneum, mesentery, and omentum. In: Goldman L, Ausiello D. Cecil Textbook of Medicine. 23rd ed. Philadelphia, Pa: Saunders Elsevier; 2007:chap 145.