Is it true that Ni said that Acorus gramineus is poisonous?

Toxic.

According to Baidu Health, Acorus gramineus is generally toxic, and the whole plant has a certain toxicity, so you can't take the medicine privately, so as not to cause toxic reactions, and it is easy to produce strong hallucinations in the case of large oral doses. Acorus gramineus can not only calm the central nervous system, but also stimulate vasodilation and enhance cardiovascular function. For people with germs and bacteria in their bodies, Acorus gramineus can be used to inhibit the reproduction and growth of bacteria.

Acorus gramineus Acorus is a herbaceous plant of Acorus, which is clustered and fragrant. The leaf base is folded in half, and the membranous leaf sheaths on both sides fall off brown; Spikes are yellow-green, cylindrical; Fruit yellow-green; Flowering in May-June; The fruiting period is July-August.