Original ResearchPublished 18 September 2026Quality evaluation of a traditional Chinese medicine compound preparation containing Rhodiola rosea, Astragalus membranaceus, and Carthamus tinctoriusZhisen Wang · Sisi Guo · Jun Chen · Lu Wang · Huicong Zhang · Xiaocan Cui · Bingling Zhao · Shihui Ge · Sai Li · Mengliang Zhu · Peipei XingFrontiers in Analytical Sciencedoi 10.3389/frans.2026.1777096