In particular, people often sell "selenium-enriched Ganoderma lucidum" by adding industrial selenium to the cultivation medium, and the arsenic, mercury and lead in industrial selenium seriously exceed the standard. Ganoderma lucidum people are rich in many elements, including selenium, germanium and other beneficial elements, but they are bound to be rich in arsenic, mercury, lead and other elements that are seriously harmful to people.
③ Ganoderma lucidum has many effects on people, but it can only produce significant effects if it is taken for a long time. Even harmful substances with extremely low content may accumulate in the body due to long-term use.
④ At present, there is no effective method to completely remove pesticide residues and heavy metals.