Herbs that Transform Phlegm and Stop Coughing

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What is the taste and temperature of Kun Bu (eckloniae thallus)?
Hai Zao and Kun Bu are a type of seaweed. They soften hardness and transform phlegm to treat nodules on the neck. Remember, the salty flavor softens hardness.

Source: Bensky, D. (2004). Chinese Herbal Medicine: Materia Medica. Seattle, WA: Eastland Press. pp. 402 [Q846]