Fu Shen, poria with pine root.

What it is

Poria is a fungus that grows on the roots of pine trees. Chinese medicine uses different parts of it as different herbs. Fu Ling is the main body of the fungus, Fu Ling Pi is its outer skin, and Fu Shen is the part that grows around the pine root itself, often with a piece of root still at its centre.

How Chinese medicine describes it

In classical terms, Fu Shen calms the Shen and supports the Heart and Spleen. Like Fu Ling, it is also described as gently draining damp.

Shen is often translated as “spirit” or “mind”. In Chinese medicine it describes the settledness of a person: how easily they rest, how clearly they think, and how steady they feel in themselves. Fu Shen is placed among the herbs traditionally used to anchor and settle the Shen, and its mild, neutral nature means it combines easily with others.

Where you’ll find it

• Gui Pi Tang (Restore the Spleen Decoction), a classical formula for the Heart and Spleen, where some versions use Fu Shen in place of Fu Ling.
• Formulas that combine settling herbs with those that nourish, chosen to suit the whole picture rather than a single concern.

How I use it

I never prescribe a single herb on its own. Fu Shen would only ever be part of a formula written for one person, after a one-to-one consultation, and adjusted at follow-ups as things change. Before anything is made up, I check the formula against everything you take, prescribed and over the counter, and ask whether you might be pregnant.

Please don’t buy and take Chinese herbs on your own because of something you’ve read here. My guide to seeing a Chinese herbalist explains how consultations, sourcing and safety checks work.