Chicken crowns are the fleshy bulge at the top of a chicken’s head, a red skin-like substance that is edible. Chicken crowns contain certain nutrients, such as collagen and vitamin E, which may be beneficial in nourishing the skin, increasing skin elasticity, and antioxidants. Although chicken crowns are edible, it is not recommended to consume them frequently or in large quantities, nor is it recommended to consume the crowns of old hens. This is because as chickens age, more heavy metal substances and hormones may accumulate inside the head and crowns, and long-term consumption in large quantities may lead to heavy metal poisoning. In addition, there is a certain amount of lymphatic tissue inside the chicken crowns, which usually contains certain lymphocytes or viruses, and consuming large amounts of them can cause certain harm to the human body, so it is not recommended to consume large amounts. In the daily diet, we should pay attention to the balance of nutrition, not only eat meat, eggs and milk, but also consume more fresh fruits and vegetables. Different foods contain different kinds of nutritional elements, and only by ensuring a balanced dietary structure can we fully replenish our nutrition and strengthen our body.