Dr. Hailong He (Helmholtz Center Munich), Dr. Sara di Giulio (Humanitas Research Hospital), and Dr. Dinish U. S (Skin Research Institute of Singapore) present their respective research on non-invasive optoacoustic imaging biomarkers with ultra-broadband raster-scan optoacoustic mesoscopy (RSOM) – an innovative imaging technology that offers advanced optical imaging of the skin with assessment of endothelial function.