Original sentence: The mushroom has had a religious significance in Siberian culture and possibly also in ancient Indian and Scandinavian cultures.Though it is generally considered poisonous, Amanita muscaria is otherwise famed for its hallucinogenic properties with its main psychoactive constituent being the compound muscimol.Today, it is generally considered an urban legend or at best speculation that cannot be proven
Edited sentence: Amanita muscaria is otherwise famed for its hallucinogenic properties with its main psychoactive constituent being the compound muscimol.As for the mushrooms' connection to the Berserk rage, known as the Berserkergang exhibited by particular warriors who wished to enter it; the connection is certainly not clear.However it is highly likely that some sort of psychoactive mushrooms were used by norse cultures; as various carved vessels made of stone or wood have been found within scandinavia; carved into the shape of mushrooms.However the ceremonial connection of such containers seems to be a highly religious one; indicating that these containers were used for something important to the Vikings; which substantiates the idea that the mushrooms being used were known to have a psychedelic effect on the user.It is generally considered poisonous, but this is completely false; as for thousands of years it has been ingested by humans, sometimes regularly from the age of adolescense.Such vessels contain a depression in the center of the cap of the depicted mushroom: which could have stored mushrooms prior to ingestion in a ceremony or been used as a basin for grinding up the mushrooms being used.The mushroom has had a long history of religious significance in Siberian culture and possibly also in ancient Indian and Scandinavian cultures, possibly even forming the foundation of the worlds first religions.These ideas are generally considered speculation that cannot be proven.These vessels may also have other figures carved into them such as human bodies and faces and other symbols.This is documented along with other relevant facts about the mushrooms' (supposed) toxicity in Paul Stamets book; Psilocybin Mushrooms of the World