12 herbs in the Shen Study library belong to the Calm shen category: Suān Zǎo Rén, Hé Huān Pí, Lóng Gǔ, Mǔ Lì, Zhū Shā, Yuǎn Zhì, Bǎi Zǐ Rén, Cí Shí, Zhēn Zhū, Yè Jiāo Téng, Fú Shén and Lóng Chǐ.

Calm shen herbs are mostly sweet, and most enter the Heart, Liver and Kidney channels.
HerbNatureFlavourChannelsMain action
Suān Zǎo Rén
Sour jujube seed
NeutralSweet, SourHeart, Liver, GallbladderNourishes Heart and Liver Blood, calms Shen
Hé Huān Pí
Silk tree bark
NeutralSweetHeart, LiverCalms Shen, relieves constraint and depression
Lóng Gǔ
Dragon bone (fossil)
NeutralSweet, AstringentHeart, Liver, KidneyCalms Shen, anchors Yang
Mǔ Lì
Oyster shell
CoolSalty, AstringentLiver, KidneyCalms Liver, anchors Yang, calms Shen
Zhū Shā
Cinnabar (mineral)
CoolSweetHeartCalms Shen strongly, clears Heart Heat
Yuǎn Zhì
Thinleaf milkwort root
WarmAcrid, BitterHeart, Kidney, LungCalms Shen, opens orifices — Heart-Kidney non-communication
Bǎi Zǐ Rén
Arbor vitae seed
NeutralSweetHeart, Kidney, Large IntestineNourishes Heart Yin, calms Shen
Cí Shí
Magnetite (lodestone)
ColdAcrid, SaltyHeart, Liver, KidneyAnchors Yang, calms Shen
Zhēn Zhū
Pearl
ColdSweet, SaltyHeart, LiverCalms Shen, settles fright
Yè Jiāo Téng
Fo-ti stem
NeutralSweetHeart, LiverNourishes Blood, calms Shen
Fú Shén
Poria with pine root
NeutralSweet, BlandHeart, SpleenCalms Shen and quiets the Heart
Lóng Chǐ
Dragon teeth (fossil)
CoolSweet, AstringentHeart, LiverSedates and calms Shen; stronger than Lóng Gǔ for fright

Other herb categories

Learn the Calm shen herbs

Shen Study quizzes you on each herb and shows the pattern its category shares, so you memorise less.

Try the 5-question herb quiz

Or practise a TCM case