INPLASY202640072 Matcha and Green Tea Bioactives Modulate the Testosterone-to-Cortisol Ratio: A Systematic Review of Endocrine Stress Regulation by L-Theanine and EGCG Keywords: matcha; Camellia sinensis; testosterone; cortisol; testosterone-to-cortisol ratio; EGCG; L-theanine; 11beta-HSD1; HPA axis; gut microbiota; sarcopenia; systematic review. Read and download full-text here - PDF 202640072 Review Status: completed but not published