What it is
Poria cocos sclerotium extract is derived from the dried sclerotium (the dense underground body) of Poria cocos, a fungus long used in traditional East Asian herbal practice. It contains polysaccharides and is used in cosmetics as a skin-conditioning and moisture-supporting botanical. It commonly appears in heritage-style Korean skincare and sunscreen formulas with an herbal positioning.
Safety & warnings
Poria cocos extract has a long history of topical and traditional use and is generally considered mild. It is not a recognized fragrance allergen. As with any botanical, tolerability depends on extract preparation and use level, and those with sensitive skin may wish to patch test.
Origin & sourcing
Natural extract prepared from the sclerotium of the fungus Poria cocos (also called Wolfiporia extensa), traditionally grown on pine roots in East Asia.
Questions everyone asks
What is Poria cocos?
It is a fungus whose dense underground sclerotium is used in traditional East Asian herbal practice and, as an extract, in cosmetics.
Why is it used in skincare?
Its polysaccharide content makes it a useful skin-conditioning and moisture-supporting botanical ingredient.