Medically reviewed by Dr Sin Yong · Last reviewed · 2 min read · Doctor-performed, never delegated
Scars, rosacea, acne, melasma, tattoos, telangiectasia and sagging skin — Dr Sin Yong uses targeted treatments for each condition.
These articles are part of a much larger resource: 50 in-depth, journal-referenced guides covering skin, face, body and hair conditions — each explaining the mechanism, the self-checks, and what evidence actually supports.
Browse all 50 condition guides →Medically reviewed by Dr Sin Yong, MBBS (NUS), MRCS (Edinburgh) · Last updated 5 September 2026 · Editorial policy