ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,533,372, issued on Jan. 27, was assigned to BOMAN (ZHEJIANG) BIOTECHNOLOGY Co. LTD. (Zhejiang, China).

"Biological polysaccharide for preventing and treating acne and steroid- dependent dermatitis and use thereof" was invented by Hongliang Guo (Zhejiang, China), Xiuyuan Zhuang (Zhejiang, China), Zhen Ye (Zhejiang, China), Jiadi Wu (Zhejiang, China), Qinjian Zhu (Zhejiang, China) and Xuan Wang (Zhejiang, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided are a biological polysaccharide having the effect of preventing and treating acne and/or steroid-dependent dermatitis and the use thereof. Specifically, provided is the use of Beta-glucan for ...