As a targeted repair serum from 111SKIN, Y Theorem Repair Light Serum NAC Y2 aims to support skin renewal and improve tone with a weightless, fast-absorbing gel-serum texture. Suited for combination to oily and aging skin types seeking daily resurfacing and hydration without heaviness. Texture sits sheer under moisturizers and makeup, offering a clinical, non-greasy finish appropriate for morning or evening routines.
Ingredient Safety
No risk4
Low risk18
Moderate risk3