3 pack shroom stack.this set is for people who already have a mushroom routine dialed in, or are in the process of dialing in a specific routine. typically, people who buy these stacks are a little more knowledgeable about mushrooms in general and don't mind a little prep (smoothie, tea, coffee, 100% fruiting body mushroom extracts. we understand the most reliable therapeutic potency comes from 100% fruiting body extracts. this is where you get the highest concentrations