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The dried leaf of Morus alba (Moraceae). Enters the Lung and Liver channels. Sweet, bitter, and cold, it disperses wind-heat, clears the Lung and moistens dryness, and calms ascendant Liver yang while clearing the Liver and brightening the eyes. It is a standard herb for early-stage warm-disease and autumn dryness cough, serving as the chief in Sang Ju Yin.
疏散风热，清肝明目
润肺止咳作用增强
外感风热宜生用；肺燥咳嗽多用蜜炙桑叶。
Reference range for non-pregnant adults. Not a personalized prescription. Pregnancy, lactation, and pediatric use require specialist supervision.
Protective guidance only — when to avoid or use with caution. This block deliberately omits pregnancy, lactation, and pediatric dosing: any such use must be managed by a qualified TCM practitioner or appropriate specialist.
肺胃虚寒者慎用。
一般用量安全，大剂量或久服对脾胃虚寒者可致腹泻。
桑根白皮，味甘寒。主伤中五劳六极，羸瘦，崩中脉绝，补虚益气。叶主除寒热，出汗。
中品
@misc{bencaodian-sang-ye,
author = {{Bencaodian Editorial}},
title = {Sāng Yè 桑叶 (Mulberry Leaf) — Mori Folium},
year = {2026},
howpublished = {Bencao Dian: A Bilingual Knowledge Graph of Traditional Chinese Medicine},
url = {https://bencaodian.org/en/herbs/sang-ye},
urldate = {2026-04-17},
note = {CC BY-SA 4.0}
}© Bencaodian Editorial · Licensed under CC BY-SA 4.0
桑叶含 1-脱氧野尻霉素（α-葡萄糖苷酶抑制剂）、芦丁及绿原酸，现代研究显示其降血糖、降血脂与抗氧化作用，对应传统疏散风热、清肺润燥之功并延伸至代谢调节。
Mulberry leaf contains 1-deoxynojirimycin (an α-glucosidase inhibitor), rutin, and chlorogenic acid, with preclinical and small clinical data on blood-glucose and lipid lowering and antioxidant effects, aligning with its traditional wind-heat dispersing and lung-moistening use and extending to metabolic applications.
Chen & Chen 综述桑叶 DNJ 抑制 α-葡萄糖苷酶，减少餐后血糖峰值。
Chen & Chen summarize that mulberry leaf DNJ inhibits α-glucosidase and blunts postprandial glucose peaks.
《中药学》（Bensky）记载霜桑叶尤其擅长清肺润燥，为秋燥咳嗽之常用药。
Bensky notes frost-exposed mulberry leaf is especially suited to lung dryness and is commonly used for autumn-dryness cough.
This section is provided for academic reference only and does not constitute medical advice.