there are two items combo offer a sebogel salicylic acid and niacinamide gel which is almost full good for oily and pimple acne skin it's a good exfoliation and bed time skincare as I haven't used it more than a week I believe. I have vitamin c serum which cleanses skin protect and nourish this foley vitamin c serum I no longer use it's a lot more than half a bottle.it has arbutin vit c10% zink pca lemon extract my skin is clearn now so I don't need them