Drug experts say magic mushrooms are making a comeback on the nation's party scene and warn that users face health risks and lengthy prison terms.
Prosecutions for drugs like magic mushrooms are extremely rare but one case has shown it is possible to face life imprisonment for possessing a handful of mushrooms.
Brazilian chef Lauro Carrilho had served nine months in a maximum-security prison for purchasing a kit to grow mushrooms at home.
The son of a Brazilian diplomat, Mr Carrilho was caught with a shopping bag full of mushrooms weighing about 630 grams.
He was charged with manufacturing and supplying a large commercial quantity of a prohibited drug - each offence has a maximum penalty of life imprisonment. More