Another cool factor about the ingredient: It incorporates a property that inhibits your pores and skin’s melanin manufacturing, which is what causes pores and skin discoloration like darkish spots and hyperpigmentation, Wexler explains. With continued topical use, vitamin C will help stop darkish spots from forming in the first place.
“It’s a superior brightening agent that works to fade brown spots without altering normal skin pigmentation,” Sobel provides.
How are you able to add vitamin C into your every day skin-care routine?
“The key is not the vehicle that vitamin C comes in, but the form of vitamin C that is being applied,” explains Kristina Goldenberg of Goldenberg Dermatology in New York City. The time period to look for is ascorbic acid (also called L-ascorbic acid), which is the most secure and efficient type of vitamin C in skincare.
That mentioned, all three dermatologists agree that the finest sort of vitamin C skin-care product to make use of is serum, as a result of “serums are more effective than creams or toners,” says Wexler. Moreover, including vitamin E into the combine is sort of a one-two punch of skin-saving goodness.
“Pure ascorbic acid has consistently been proven to be the most effective at penetrating the skin barrier,” Wexler says. “Vitamin C effectiveness [also] increases when combined with other antioxidants, such as vitamin E. Together, they can double protection against free-radical damage.” This is why you may fairly often discover the two antioxidants formulated collectively in serums, akin to SkinCeuticals’ legendary and Best of Beauty Award-winning C E Ferulic and La Roche-Posay 10% Pure Vitamin C Serum.
You’ll additionally discover that neither of those serum bottles is obvious — and that is on goal. Vitamin C breaks down when it is uncovered to mild or air, so darkish glass bottles assist preserve its stability (and subsequently efficacy). As a normal rule, serums must be layered beneath your moisturizer.
If you are new to utilizing the ingredient in your pores and skin, Sobel advises beginning slowly. “It’s potent stuff, so you only need a few drops for each application,” he recommends. It’s finest to begin out with a low focus and work your manner up as your pores and skin grows extra accustomed to the ingredient.”
Five-percent serums are generally gentle enough for sensitive skin, and you can go all the way up to 20 percent, which will work more quickly to brighten and improve skin pigmentation. Other forms of vitamin C you may come across in skin-care products include tetrahexyldecyl ascorbate, magnesium ascorbyl phosphate, and methylsilanol ascorbate.
Who should avoid vitamin C?
“Those with delicate pores and skin could have allergy symptoms or redness from vitamin C,” Goldenberg says. If you tend to have sensitive skin, she recommends starting with a lower concentration and also “attempting a check space first to ensure that no allergy exists.”
For more on the powerhouse ingredient, check out our roundup of the best vitamin C serums.
More skin-care products to try:
Now, see how skin care has evolved within the last 100 years:
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