These 21 Serums Are So Good You'll Forget You're Even Aging

Best for: dark spots. This vitamin C serum knocks out dark spots while preventing future damage—it's no wonder some fans have been repurchasing bottles over and over again for years.

Best for: serious brightening. This is like the Tesla of vitamin C serums—often imitated, never duplicated. It doesn't smell like roses, but it does dramatically lift dark spots thanks to L-ascorbic acid and ferulic acid.

Best for: serious anti-aging. Just a couple drops per night from this tiny, yet powerful bottle reveals thicker, firmer, and smoother-looking skin. Devotees swear by it.

Best for: an instant glow. In addition to plumping skin with hyaluronic acid, royal jelly, and tons of other nutrients, the formula also contains a boost of 23-karat gold, so the radiance results are instantaneous.

Best for: resurfacing damaged skin. The latest iteration of the popular Good Genes serum relies on glycolic acid( instead of lactic acid) to deliver powerful resurfacing results to sun-damaged, acne-prone, and aging skin. You'll find it only on Dermstore.com. 

Best for: stressed-out skin. Come for the cooling, non-sticky formula, and stay for the anti-inflammatory and antioxidant powers courtesy of raspberry stem cells.

Best for: dull skin. The blend of AHA and BHA acids gently exfoliates away dead skin cells, revealing baby skin you never even knew you had.

Best for: fixing texture. This shockingly gentle glycolic acid serum exfoliates and intensely brightens while using only natural, skin-loving ingredients.

Best for: all skin types—particularly dry. This potent dose of skin-plumping and moisturizing hyaluronic acid is available at any drugstore.

Best for: multitasking. This clean formula brightens, resurfaces, renews, and tightens to reveal smoother and brighter skin within 3-6 days. One user even called it a "magic potion."

Best for: the retinol curious. With two kinds of retinol—plus skin-soothing colloidal oatmeal—this retinol serum is the perfect first step to getting all the anti-aging benefits without having to ask your doctor for a prescription.

Best for: aging skin. Imagine all the skin-repairing and healing benefits of the iconic La Mer cream distilled into an ultra-potent serum—this is it.

Best for: oil-lovers. Not only does it smell divine (thanks, lavender oil) but this rich oil-serum intensely hydrates better than some traditional moisturizers.

Best for: serum newbies. This hydrating serum is like a glass of cold water for your face. It makes your skin look plumper and brighter right away and over time, but it won't dramatically reverse the signs of aging.

Best for: beauty on a budget. This $23 serum firms, plumps, and re-texturizes skin better than some serums three times the price.

Best for: fine lines. Technically you're only supposed to use this serum on your face, and not near your eyes—but our crow's feet looked way less noticeable when we tapped this on night after night for about a week

Best for: skincare junkie. Press this serum into your skin before you apply the rest of your 10-step skin routine. The formula helps anything you layer on after it work better and faster.

Best for: overnight repair. If you need to look a little fresher by the time your alarm goes off in the morning, reach for this serum. It's not one of the best-selling skincare products of all time for no reason.

Best for: dry skin. Pat this serum on before moisturizer, and you'll find that you need less moisturizer. Over the next few weeks, you'll notice your fine lines are less noticeable, too.

Best for: natural beauty-lovers who don't want to sacrifice quality. This antioxidant-rich hyaluronic acid serum intensely hydrates, repairs damage, and prevents future damage by using only the safest natural ingredients.