Ye Jiao Teng (Polygoni multiflori Caulis)
Properties: sweet, slightly bitter, neutral
Channels: Heart, Liver
Key Characteristics: Nourishes the Heart, calms the spirit, unblocks the collaterals, nourishes the blood and expels wind (and so gently stops itch — can also be applied externally for this). Particularly good for dream-disturbed sleep.
Additional Notes: 15-30g is the usual dose.