If you want your retinol in serum type, this La Roche-Posay system is recommended by Kagha. Not just will it use retinol to beat wonderful strains, but In addition it has hyaluronic acid for hydration and niacinamide that can help reduce any possible discomfort, according to the model. Use it https://www.hotfrog.com/company/ecea87b2f86585c66d563ab85630580d/sos-wax-and-skincare/henderson/skin-care