By Lan is a beauty artist specialising in semi-permanent makeup, lash extensions, and aesthetic treatments in Shoreditch. Lan offers lash services from classic to volume, semi-permanent makeup for brows and lips, dermal fillers, anti-wrinkle injections, and skin rejuvenation. The practice is based on Redchurch Street, a neighbourhood Vogue recognises as a design hub. By Lan also runs training courses for aspiring artists, including beginner and masterclass levels in semi-permanent makeup brows, lip blush, and eyelash extensions, each crafted to build practical skills and confidence.