Psychedelic herbs
For a psychedelic trip you really don't need chemical products, nature has enough options for the same kind of effect. Psychedelic herbs mainly have a euphoric and hallucinatory effect and have been used by different peoples for centuries. Mind you, these herbs can also have a negative side effect. So read in carefully before using the herbs.
Be aware of the risks and stay safe when using smartshop products. Always research the characteristics and effects of the product you want to use.