24 Medical-Grade Skin-Care Finds From Dermstore, Including Major Deals

SkinCeuticals Silymarin CF ($182)

Although the brand is known for its bestselling C E Ferulic serum, it can be irritating or potent for those with acne-prone skin. The Silymarin CF serum remedies that with the addition of salicylic acid and silymarin, or milk thistle extract. These ingredients help prevent oil oxidation and keep the skin's oil production balanced to reduce the formation of breakouts.