Pollen is not very suitable for many people to eat. First of all, people with allergies are prone to have pollen allergies in spring, and smelling pollen is not allowed, let alone eating pollen. If you eat pollen, relatively mild allergies will appear rash or hives. Some people are more serious and may develop laryngeal edema, which can cause asphyxiation at this time and can be particularly dangerous as it can affect life in serious cases. Some severe cases can also cause systemic hypersensitivity reactions, which is also particularly dangerous. In addition, pregnant mothers are advised not to eat pollen, because if the mother-to-be eats pollen, it may cause allergies in the child, which is very dangerous. Gout patients are not suitable to eat pollen, because pollen is rich in nucleic acid, which will increase the value of uric acid, especially patients suffering from gout will aggravate the disease after eating, and people with high uric acid is not suitable to eat pollen.