Grateful Earth

Grateful Earth sells instant mushroom coffee in single-serve packets, blending Arabica and Robusta beans with lion's mane, chaga, turmeric, cinnamon, black pepper and L-theanine. The Espresso and Medium Roast versions are the main products, and the line also includes merchandise such as enamel camp cups, mugs, hoodies and dad hats.

Orders are placed through the online store, with free shipping on orders over $39 and a subscription option. The company says it has no physical store or café, so customers reach it by phone or email. Its address is in Laguna Hills, California, and the company says it donates a share of earnings to people in need.