I tested 15 bestsellers from The Ordinary to find out which products are worth giving a try, which to skip and how they best work in a skin care routine.

As skin ages, collagen and elastin production slow down, leading to loss of firmness and elasticity,” board-certified ...

Experts recommend applying your toner after cleansing and before moisturizing. Shop the expert- and editor-approved options, ...

Emollients. Ingredients in the emollient category are important ... Try looking for mandelic acid, malic acid, lactic acid, or glycolic acid products and introduce them slowly into your routine to ...

Emollients. Ingredients in the emollient category ... Try looking for mandelic acid, malic acid, lactic acid, or glycolic acid products and introduce them slowly into your routine to avoid irritation.

"I recommend moisturizing with thick emollients, which helps to replace ... It also features lactic acid, a chemical exfoliant that can help address irregular skin texture and increase product ...

Colloidal oatmeal—an emollient made by grinding oat grain into a powder—has anti-inflammatory properties that soothe itchy, dry skin. And lactic acid, a naturally occurring chemical exfoliant ...

The niacinamide, hyaluronic acid, and lactic acid provide plenty of moisture ... for example) rather than emollients and occlusives, which tend to be heavier. Per Zeichner, humectants help bring ...

You’ll also want to find moisturizers with emollients like butters ... those that have alpha-hydroxy acids like lactic and glycolic acid, and beta-hydroxy acids like salicylic acid) should ...

I always look for three essential components: humectants to draw moisture in (like hyaluronic acid), emollients to soften the skin (like ... Look for exfoliants that contain polyhydroxy acids (PHAs) ...

I tried the Obagi Blue Brilliance Triple Acid Peel to treat my uneven complexion, enlarged pores and skin tone and it worked ...

LDH is an enzyme that turns sugar into energy. The LDH test tells you how much LDH is in your blood or other body fluid. (Photo Credit: E+/Getty Images) The lactate dehydrogenase (LDH) test ...