The simple identification of adulteration in bee pollen mainly includes the following methods: (1) Use high-quality bee pollen of various types as a standard, and compare it with the sample to be inspected, and observe from its shape, color , smell and other indicators one by one to identify and confirm. (2) Determine the variety and purity of bee pollen by microscopically examining the morphology and proportion of bee pollen. (3) Animal toxicity test: After breaking the wall of bee pollen, add it to the feed. The dose is 10 to 100 times the normal food intake. Observe after one feeding. If the experimental animals appear poisoned and die, the bee pollen cannot be used as food. Raw materials for medicines and food.