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健脾燥湿，利水消肿之力较胜
缓和燥性，增强健脾止泻之功
健脾止泻，多用于脾虚久泻
健脾止泻常用6–12g；燥湿利水用9–15g；大剂量(30–60g)可用于顽固性便秘以补气通便。
For educational reference only — not medical advice.
白术的主要活性成分为倍半萜内酯（白术内酯 I、II、III）及多糖，具有健脾益气、调节胃肠动力、利尿、抗炎和免疫调节作用。
Atractylodis macrocephalae Rhizoma contains sesquiterpene lactones (atractylenolides I–III) and polysaccharides, with prokinetic/antispasmodic bidirectional gastrointestinal effects, diuretic, anti-inflammatory, and immunomodulatory activity.
Bensky 指出白术对胃肠道具有双向调节作用，既可促进胃排空，也可抑制肠道过度蠕动。
Bensky notes that Bai Zhu exerts bidirectional regulation of gastrointestinal motility, both promoting gastric emptying and inhibiting intestinal hyperactivity.
陈氏药理学提到白术多糖可增强网状内皮系统吞噬功能，具有免疫增强作用。
Chen & Chen note that Bai Zhu polysaccharides enhance reticuloendothelial phagocytosis, indicating immunostimulant activity.
《中国药典》2020年版规定白术按白术内酯 III 计含量不得少于 0.35 mg/g。
The 2020 Chinese Pharmacopoeia specifies a minimum content of 0.35 mg/g atractylenolide III.
This section is provided for academic reference only and does not constitute medical advice.
阴虚内热、津液亏耗、燥渴者不宜用。
性温而燥，阴虚内热、口干舌燥者不宜单用。现代研究显示本品无明显毒性，临床常规用量安全。
味苦，温。主风寒湿痹，死肌，痉疸，止汗，除热，消食，作煎饵。久服轻身延年不饥。
上品
@misc{bencaodian-bai-zhu,
author = {{Bencaodian Editorial}},
title = {Bái Zhú 白术 (White Atractylodes Rhizome) — Atractylodis Macrocephalae Rhizoma},
year = {2026},
howpublished = {Bencao Dian: A Bilingual Knowledge Graph of Traditional Chinese Medicine},
url = {https://bencaodian.org/en/herbs/bai-zhu},
urldate = {2026-04-09},
note = {CC BY-SA 4.0}
}