Poria is often grouped with herbs, but it is actually an edible fungus. Its scientific name is Wolfiporia cocos, and it has a long history in China, Korea and Japan.
A food and herbal ingredient
Scientific reviews describe Poria as a dual-purpose food and traditional herbal material with a history of use extending beyond 2,000 years. In modern markets, it can also appear in functional foods and dietary products.
What makes Poria interesting?
Researchers have identified many natural constituents in Poria. Two groups receive particular attention: polysaccharides and triterpenes. These compounds are studied for their chemistry and biological activity, mostly in laboratory and preclinical research.
Traditional use versus modern evidence
Traditional herbal systems developed their own ways of describing Poria and its place in formulas. Modern science uses a different framework, focusing on isolated compounds, extracts and mechanisms. The two should not be treated as interchangeable forms of evidence.
That distinction makes Poria a useful example of how an old food-and-herb tradition can become the subject of modern phytochemical research without turning every traditional use into a modern health claim.
Further reading
PubMed review: traditional uses and chemistry of Wolfiporia cocos
Research note: This article is for general educational purposes. Traditional use and laboratory or preclinical research do not establish that consuming a tea containing this ingredient will produce a therapeutic effect.