Topical vitamin C is a science-backed, dermatologist-favorite ingredient that may help slow early skin aging, prevent sun damage, and improve the appearance of wrinkles, dark spots, and acne.
This incredible antioxidant, anti-inflammatory nutrient is known to improve skin tone and texture, hydrate the skin, and reduce signs of aging. Adding vitamin C to your skin care routine can not only brighten your complexion but also protect against skin damage caused by sun exposure and harmful free radicals.
We all have different skin needs and routines, but as a general rule, we recommend incorporating vitamin C into your skincare regime every—or every other—morning. We specify morning, because the antioxidant helps to protect from things like pollution and UV light, which you're typically exposed to throughout the day.
Vitamin C is also a “great ingredient” for anyone with acne-prone skin for several reasons, according to Joshua Zeichner, MD, a board-certified dermatologist: It can help neutralize inflation and prevent breakouts, brighten dark spots left behind when pimples heal — it can also treat melasma (dark patches on the skin) ...
Vitamin C can also help fend off the signs of aging because of its vital role in the body's natural collagen synthesis. It helps to heal damaged skin and, in some cases, reduces the appearance of wrinkles. Adequate vitamin C intake can also help repair and prevent dry skin.
Vitamin C contains anti-inflammatory properties and helps reduce the redness and swelling that comes with acne. The results are more pronounced when you use the vitamin topically. It, therefore, helps improve the appearance of acne wounds. It may help reduce hyperpigmentation.
Vitamin C treats acne scars by increasing the synthesis of collagen, a protein responsible for your skin's structure and vital for rebuilding healthy skin. As a result, this vitamin may accelerate the healing of acne wounds ( 6 , 12 , 13 ).
How Long Does Vitamin C Serum Take to Work? You will likely notice skin improvement 4-12 weeks after starting routine use of vitamin C serum.
Vitamin C is a powerful ingredient in many anti-aging products. Some studies show that it can reduce the appearance of wrinkles when you use it for at least 12 weeks. A healthy diet that's high in this nutrient might help, too. Research suggests that people who eat more vitamin C have fewer wrinkles.
There's no proof that Vitamin C causes acne. In fact, it may even help treat it faster! And yet, many of my clients with oily, acne-prone skin complain their acne got worse after introducing a Vitamin C serum into their skincare routine.
Good (Skin) Days C's The Day Serum
Vitamin C moisturizers are also becoming more common, Dr. Lamb says, and you'd want to use those at the end of your skin-care routine. And if you're wondering if you can use vitamin C every day, the answer is yes.
If you are applying a Vitamin C serum and hyaluronic acid separately, it's suggested that you apply the Vitamin C first, and then add the hyaluronic acid afterward in order to help fortify the skin barrier and lock in the moisture.
AHAs and BHAs, such as glycolic, salicylic, and lactic acids should never be used with Vitamin C. Vitamin C is an acid, too, and is unstable, so the pH balance will be thrown off by layering these ingredients together and might as well be useless.
Teenage skin needs the same sort of environmental protection as adult skin does, which means antioxidants are key. Dr. Zeichner suggests vitamin C, which will fend off pollution and help brighten skin.
A tell-tale sign of vitamin c over-use can be increased blackheads or a development of blackheads. General skin irritation and breakouts can also occur if you are using your vitamin c too much or too often. We recommend using your serum 1-2 times a day and 2-4 drops is all that is needed.
Vitamin C is an antioxidant and slows the rate of free-radical damage to collagen that can contribute to dry skin, fine lines and wrinkles. Vitamin E is an antioxidant that protects and repairs your skin and can help prevent premature aging of your skin and damage to your DNA.
Pat any excess product onto the top of your hands, neck, and décolletage. Step 4: Apply a moisturizer (Yes, your moisturizer should come after your Vitamin C serum — remember the “thinnest to thickest” rule.)
How do you know if your vitamin C serum is working? Corinthian says that if your vitamin C serum changes color, it might be time to throw it away. "When vitamin C is exposed to air, it oxidizes and changes its form into something that isn't as effective, and it doesn't work as well on your skin," he explains.
Most of the skincare experts we spoke with recommend adding a Vitamin C serum to your skincare routine slowly before building up a daily or twice-daily tolerance. “I recommend every other day to daily use in the morning, typically three to five drops for the entire face,” Palm says.
Ascorbic acid and L-ascorbic acid can make blackheads worse
“Ascorbic acid and L-ascorbic acid are known to oxidize quickly on the skin in the presence of light and air,” Rouleau states. “This can cause unwanted side effects like more noticeable blackheads.”
Vitamin C is also effective in treating comedonal acne, specifically blackheads. By functioning as an antioxidant, vitamin C decreases the number of visible blackheads by reducing sebum oxidation (which causes the dark color of a blackhead).
No, it does not. It may stain your skin but it cannot darken your skin. It is important to know the difference between staining and darkening the skin. Staining is where the product reacts with your dead skin cells and leads to a change in the color of those dead cells.
Saedi recommends vitamin C serums for people of all ages because virtually everyone is at risk of sun damage, and with vitamin C serums “we are minimizing the amount of sun damage that our skin's getting from sunlight,” she says.