Look out for signs of mould. If you see any green mold, white fuzzy mold, or dark black spots (mildew) on the mushroom, usually do not take in it. Don’t worry if you see blue staining—This is often typical in Psilocybe mushrooms and an indicator that the mushrooms have psilocybin.  https://psychedelicfarmmeds.com/product/buy-lsd-liquid-online/