![]() That daily application can go a long way over time. (As for when to use vitamin C serum: Because of its ability to protect skin cells from UV rays, it’ll offer the max benefit if you apply it in the morning.) There’s just one caveat: It has to be present within the deeper layers of your skin in order to do that. And yes, you can use vitamin C serum every day.Ī vitamin C product can help slow or undo signs of aging-80% of which are caused by sun damage, research shows. “Look for darkly tinted glass bottles with airless delivery, as air causes vitamin C to degrade,” says Dr. “Vitamin E stabilizes vitamin C for maximum skin protection, and ferulic acid helps lower the pH level of vitamin C so your skin can use the vitamins easily,” she says.Īnd don’t forget the bottles! Vitamin C is notoriously unstable, so it can oxidize with light and heat. ![]() “Less than 10% is not as effective, and over 20% causes more skin irritation.” A supporting cast of characters can also boost its efficacy. “You should look for serums that contain 10% to 20% vitamin C,” says New York City dermatologist Morgan Rabach, MD. Another popular one? Tetrahexyldecyl ascorbate, which tends to be more stable than its counterparts. Howe adds that it penetrates more deeply than other forms, making it more likely to reach the layers of skin where you actually need it to work. “It’s a pure form of vitamin C,” says NYC dermatologist Joshua Zeichner, MD. Here’s what to look for in a vitamin C serum: In order to get maximum results, though, you’ll need these highly concentrated actives to be properly formulated and applied. (Think glass skin.)ĭerms will often tell you to get your daily dose of vitamin C in the form of a great face serum since they “typically have the highest concentration of active ingredients,” says Dr. The end result? A more radiant complexion and smoother skin texture over time. Vitamin C can prevent that damage by ‘quenching’ the free radicals as they form.” It also inhibits a key enzyme in melanin production, so it can improve pigmentation like dark spots too. “When ultraviolet light penetrates your skin, it causes lasting damage by producing free radicals. “Vitamin C is an antioxidant,” says Kenneth Howe, MD, of Wexler Dermatology in New York City. ![]() The antiaging ingredient is one of the few that dermatologists will back for its noticeable brightening, protective, and firming properties, as well as its ability to boost collagen production-which has a plumping effect. No matter which skin issues you’re currently dealing with, chances are your routine could benefit from the best vitamin C serums.
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