Rapeseed nectar has the effects of clearing away heat and moistening dryness, relaxing blood vessels, promoting blood circulation and breaking qi, reducing swelling and resolving hard mass, and nourishing the body with blood. Commonly used in patients with hepatobiliary system diseases and spleen and stomach weakness. If taken together with rape pollen, it has a good preventive and adjuvant therapeutic effect on male prostatitis. Rape bee is light amber, transparent, viscous liquid or crystal, sweet and moist, with the unique flower fragrance of honey plants, slightly grassy and easily crystallized. The pollen is yellow and sticky. Honey with mature methods can be eaten directly or mixed with water or milk, but it must not be brewed with boiling water or cooked at high temperature. The reason is that bioactive substances such as enzymes and vitamins in honey have poor thermal stability and are easy to reduce the nutritional value of honey. In addition, the honey water mixed with boiling water is volatile, the taste changes, and the food has unpleasant sour taste. Therefore, it is best to use warm water or cold water below 4℃ to take honey.