Products that have done a noticeable improvement on my combo-dehydrated, ultra sensitive skin. This routine have all the fun stuff like retinol, niacinamide, Vit C, peptides, allantoin, panthenol, betaine, ceramides, arbutin, HA, urea, adenosine, cholesterol, snail mucine, EFG, glycerine, fermented, betaglucan, gluthatione.