Cayenne peppers are a type of chili pepper. They belong to the nightshade family of flowering plants and are closely related to bell peppers and jalapeños. The capsaicin in cayenne peppers has metabolism-boosting properties. Can help reduce hunger. May lower blood pressure. May aid digestive health. May help relieve pain. May improve psoriasis. May reduce cancer risk. Easy to add to your diet.Cayenne peppers are a type of chili pepper. They belong to the nightshade family of flowering plants and are closely related to bell peppers and jalapeños. The capsaicin in cayenne peppers has metabolism-boosting properties. Can help reduce hunger. May lower blood pressure. May aid digestive health. May help relieve pain. May improve psoriasis. May reduce cancer risk. Easy to add to your diet