In an age when teenage bathroom shelves overflow with serums borrowed from adult influencers, dermatologists are offering a quieter truth: developing skin asks not for more, but for less. The 'glass skin' ideal circulating on TikTok and Instagram is, by clinical consensus, a digitally manufactured fiction — one that has reframed the ordinary biology of adolescence as a problem requiring elaborate correction. Experts are now calling for a return to three humble steps — cleanser, moisturizer, sunscreen — as both a skincare prescription and a small act of resistance against an industry that profi