Mushrooms have been used medicinally in Asia for centuries. In the US, mushroom extracts have become a go-to functional ingredient within the wellness community. Often referred to as adaptogenic, functional, or medicinal mushrooms, the ingredient now is...  To better understand functional mushrooms as an RTD beverage ingredient, BD turned to Zoe Sakoutis and Erica Huss. Last year, they launched Earth & Star, a line of canned mushroom-infused oat milks and coffees.