Lycii Cortex (地骨皮) is the dried root bark of Lycium chinense Mill. or L. barbarum L., family Solanaceae.
Digupi (Chinese), Chinese Wolfberry Root-bark
Quilled or channelled. Outer surface greyish-yellow to brownish
yellow, rough, with irregular longitudinal fissures, easily exfoliated. Inner surface yellowish-white to greyish-yellow, relatively even, with fine longitudinal striations. Texture light and fragile, easily broken, fracture uneven, outer layers yellowish-brown and inner layers greyish-white. Odor, slight; taste, sweetish and then bitter.
Important cultivation area
Hebei, Henan, Shanxi, Shaanxi provinces and Ningxia Hui Autonomous Region.
Eliminate foreign matters and the remains of wood, wash clean, and
dry in the sun.
Traditional Chinese Medicine action
Sweet; cold. Enter lung, liver and kidney channels. Cool the blood and relieve steaming, clear the heat and downbeat fire.
Usage and dosage
9-15 g, decoction for oral use.
* Contraindication and precaution *
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