Ah!
Although mint can improve eyesight, remove filth and detoxify, it also has adverse effects. The whole plant contains volatile oil, mainly menthol and menthone, which can excite the central nervous system and contract capillaries. Excessive use can lead to central paralysis, especially medullary palsy.
Clinical manifestations of adverse reaction poisoning: nausea, vomiting, dizziness, dizziness, sweating, abdominal pain, diarrhea, thirst, numbness of limbs, decreased blood pressure, slow heart rate, coma, etc. Might as well eat less.