Lion’s Mane (Hericium erinaceus) is a functional mushroom known for its brain-boosting, nerve-regenerating compounds like hericenones, erinacines, and beta-glucans. But not all Lion’s Mane is created equal, and there's a lot of confusing information out there as this mushroom explodes in popularity. In this MYCOfactor Masterclass, we break down what Lion's Mane is, what the research says, and how to choose a product that actually works — no fluff, no filler.