Any fungus which contains psilocin or psilocybin is managed in britain. For that reason, magic mushrooms are prohibited to be cultivated, possessed or sold under the Misuse of Medication Act 1971. There remains small study on the consequences of magic mushrooms on the human body, specifically in the long run. https://shroomslondon62717.bligblogging.com/23996460/a-secret-weapon-for-order-shrooms