Functional mushrooms are in. People are adding them to their health care routines for their nutritional value, while benefiting from their array of medicinal properties. So, what to give the fungal fanatic in your life this holiday season? Fear not, because this guide has got you covered! From tinctures to drinks, there's something here for everyone. Here are the top choices you need to find a gift that will please even the most discerning of mycophiles.