First, you should understand that Ganoderma lucidum is a fungus, so it can be cultivated artificially. Second, in order to exert its efficacy, Ganoderma lucidum must extract its active substances through special physical and chemical means, so it can't be used when it is bought back. Third, not all ganoderma lucidum can be used as medicine. Some ganoderma lucidum is poisonous. Fourth, if the ganoderma lucidum he sells is really not sold to a Chinese pharmacy, he can make more money.