Dr.Hsieh's Lab. Smart Classic 1.5% Retinol Renewing Essence delivers targeted renewal in a lightweight, fast-absorbing fluid ideal for evening routines. Suited for skin adapting to retinol and those seeking texture refinement, it layers comfortably under moisturizers. Fragrance-free and formulated with skin-calming considerations, this essence aims to steady retinol exposure while supporting smoother tone and resilience.
Ingredient Safety
No risk2
Low risk9