What is lion’s mane?

Meet the mushroom

Lion’s mane (Hericium erinaceus) is an edible fungus. Its white, dangling spines give the mushroom its common name. The visible mushroom is the fruiting body. The mycelium is the network of fine threads that grows through its food source.

From mushroom to supplement

A package might contain dried mushroom powder or an extract. Look for the part used, the preparation and the amount per serving. Those details help you compare a product with the preparation described in a study.

Why do people ask about focus?

Researchers have explored effects on cognition in people, but the available studies are small. They leave open the question of whether a particular supplement will improve everyday focus. Read the research overview.