Loading
New to this? Read about Four Natures & Five Flavors and Channel Tropism
The dried thallus of Sargassum pallidum or S. fusiforme (Sargassaceae). Enters the Liver, Stomach, and Kidney channels. Bitter, salty, and cold, it dissolves phlegm, softens hardness, and dissipates binds for goiter and scrofula. Often paired with kun bu for synergistic effect. Listed as antagonistic to gan cao in the classical Eighteen Antagonisms.
消痰软坚散结
煎服6–15g。
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.
不宜与甘草同用（十八反）。脾胃虚寒者慎用。
碘含量高，甲状腺功能亢进者慎用。十八反中列为与甘草相反之品。
味苦咸，寒。主瘿瘤气，颈下核，破散结气，痈肿癥瘕坚气。
下品
@misc{bencaodian-hai-zao,
author = {{Bencaodian Editorial}},
title = {Hǎi Zǎo 海藻 (Sargassum) — Sargassum},
year = {2026},
howpublished = {Bencao Dian: A Bilingual Knowledge Graph of Traditional Chinese Medicine},
url = {https://bencaodian.org/en/herbs/hai-zao},
urldate = {2026-04-16},
note = {CC BY-SA 4.0}
}© Bencaodian Editorial · Licensed under CC BY-SA 4.0
海藻富含碘和岩藻多糖，碘补充可治碘缺乏性甲状腺肿，岩藻多糖具有抗凝、降脂、抗肿瘤等活性。
Sargassum is rich in iodine and fucoidan; iodine supplementation treats iodine-deficiency goiter, while fucoidan shows anticoagulant, lipid-lowering, and antitumor activities.
消痰软坚散结，治瘿瘤瘰疬。反甘草（十八反）。
Dissolves phlegm, softens hardness, and dissipates binds for goiter and scrofula. Antagonistic to gan cao (Eighteen Antagonisms).
This section is provided for academic reference only and does not constitute medical advice.