Derms

Derms first want you to know why your skin is oily. There are quite a few reasons, but board-certified dermatologist Lauren Penzi, MD, explains it perfectly. "Our skin naturally produces sebum/oil for beneficial reasons," she says.…

Consider opting for serums that contain ingredients like retinol to aid cell turnover and nourishing ingredients like to repair the skin's barrier. "Rejuvenating ingredients and serums such as retinol are great to use at night,"…

If you're also dealing with acne scars, skin experts want you to know a bit more information on them first. "There’s no magic wand for acne scars, typically we recommend a combination approach to remodeling textural acne scars, …

Hyaluronic acid acts as a humectant, meaning it retains water. "HA is a chain of carbohydrates that has the ability to hold on to water up to 1000 times its weight," says David Kim, MD, MS, a board-certified dermatologist. "It's an…

"In the past, toners were harsh astringents. Now, they are ways to cleanse the skin," explains board-certified dermatologist Ife Rodney, MD, FAAD, of Eternal Dermatology and Aesthetics. "These are water-based formulas that contain…

If you have highly sensitive skin that reacts to things easily, Penzi says it's first important to do an at-home patch test before using anything new. "Take your new product and apply a small amount to your inner forearm for about…

So if you're really wondering which ingredient is more important, you might be a little disappointed to know that it's like comparing apples and oranges. "They are two very different molecules with different purposes," Marcus says.…

Plenty of spray sunscreens that are both safe and effective exist on the market right now. Here’s the thing about spray sunscreen, though—it’s all in the application. “According to the American Academy of Dermatology, one should…

Another big criticism is that the Fat Water Toner Serum contains witch hazel as an ingredient. What are the risks associated with including witch hazel in a skincare product? What are the benefits?JL: Witch hazel is a common…

There has been a lot of debate recently about whether or not makeup products with SPF actually do anything. Most derms agree that you would have to be using an extremely generous amount of the product for it to actually provide any…