Dirtea Mushroom Tea Review Dirtea is the UK's go-to mushroom tea, coffee and hot chocolate brand. Their mushroom products are only sourced from the finest organic mushroom farms. They use a dual-extraction process to ensure maximum freshness. Chaga can boost your energy and improve your immunity, while lion’s-mane mushroom powder is well known for its ability to promote digestive health and cognitive function. Chaga Mushroom Chaga (Inonotus Obliquus) grows slowly and is non-t...