Lion's mane mushroom (also known as lion's mane mushroom or yamabushitake) is a large, white, shaggy mushroom that resembles a lion's mane. Lion's mane mushrooms can be eaten raw, cooked, dried, or steeped as a tea. Their extracts are used for dietary supplements. It tastes like seafood (crab or lobster) and contains many bioactive compounds that have beneficial effects on the body, especially the brain, heart, and intestines.