Gout patients are not allowed to eat crabs. Gout is a group of heterogeneous diseases caused by purine metabolism disorders and (or) uric acid excretion disorders, which are clinically characterized by elevated serum uric acid, recurrent acute arthritis, gouty stones and joint deformities, uric acid renal stones, glomerular, tubular, interstitial and vascular renal lesions. Crab belongs to high purine food, gout patients consume, it is easy to lead to increased blood uric acid levels, which induces or aggravates symptoms such as localized swelling and pain in the joints, leading to aggravation of the condition of patients with gout, so it is not recommended that patients with gout to consume crabs. Gout patients should strictly limit the intake of high-purine foods, such as seafood, animal offal, broth, etc., can drink more water to promote uric acid excretion. It is recommended that gout patients promptly to the hospital, follow the doctor’s instructions standardized diagnosis and treatment.