Look out for indications of mold. If the thing is any inexperienced mold, white fuzzy mold, or dim black places (mildew) over the mushroom, don't take in it. Don’t get worried if you see blue staining—This is certainly prevalent in Psilocybe mushrooms and an indicator that the mushrooms have psilocybin.  https://freebookmarkpost.com/story19388007/buy-atlantis-truffles-online-uk-an-overview