Researchers at Kumamoto University in Japan discovered that sialic acid blocked the release of histamine, thus decreasing the severity of allergic reactions as well as asthmatic bronchial spasms.

• 日本熊本大学的研究人员发现，唾液酸阻断组胺释放从而减少严重的过敏反应，以及哮喘支气管痉挛。