- Contains several alkaloids: MUSCARINE, & IBOTENIC ACID (Affects the autonomic nervous system and mimic the transmitter acetylcholine at autonomic ganglia which is in the nicotinic receptor or at the peripheral endings at the parasympathetic system (muscarinic receptor)) - IBOTENIC ACID: causes poisoning - Manifestation: Diarrhea, SWEATING, SALIVATION, LACRIMATION