Tryptamine compositions for enhancing neurite outgrowth

Described herein are neurotrophic and nootropic compositions and methods for treating subjects with such compositions. In one aspect the composition comprises one or more tryptamines or in pure form or extracts from psilocybin containing mushrooms, or combinations thereof optionally combined with one or more phenethylamines or amphetamines in pure form or extracts from a plant or mushroom, or combinations thereof, optionally one or more erinacines or hericenones in pure form, extracts from Hericium mushroom species (e.g., H. erinaceus, H. coralloides, H. ramosum ) or combinations thereof, optionally one or more cannabinoids in pure form or extracts from Cannabis sativa, Cannabis sativa, Cannabis indica , or Cannabis ruderalis , optionally, one or more adversive compounds, and optionally one or more pharmaceutically acceptable excipients.