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Ascorbic acid can also create a powerful free radical known as a hydroxylradical, via a Fenton reaction with iron in the body. It is also irritating to skin and unstable when used in topical formulations.”
Pure Vitamin C, in combination with Multi-vitamins and minerals to maximize the activity of Vitamin C Conatural face serums are highly effective for targeted treatments and can be used along with other Super Activ Serums, where each serum treats a separate concern. Never [use vitamin C serum] within a few hours of using retinol, glycolic acid, or salicylic acid,” says Dr. Somenek, “to avoid burning, redness, and stinging.” Vitamin C is a sensitive ingredient, so it’s important you’re paying attention to not only the type of bottle the serum comes in, but also where you’re storing it daily. “Vitamin C is sensitive to light, heat, and air, so it must be stored in a UV-protected and air-tight bottle in a cool, dark place,” Dr. Alam says. Antioxidants can do this by supplying an electron to a free radical without destabilizing themselves. The result is a neutralized free radical that is less able to cause damage.
TYPES OF VITAMIN C
Healthline has strict sourcing guidelines and relies on peer-reviewed studies, academic research institutions, and medical associations. We avoid using tertiary references. You can learn more about how we ensure our content is accurate and current by reading our editorial policy. In most cases, for a product to be of biological significance, it needs to have a concentration higher than 8%. Studies have shown that a concentration above 20% does not increase its biological significance, but might cause irritation.
Palm also says, “In clinical studies, tetrahexyldecyl ascorbate has been found to be less inflammatory, reduces redness, decreases pigmentation and uneven discoloration, improves fine lines, and improves skin texture.”
Why? It's pretty simple. When used alongside each other, these three are your skin's best chance at fighting the visible signs of ageing. Not only that, but this holy trinity also promotes happy, healthy and well-functioning skin. So get you best SPF moisturiser at the ready, clue yourself up which retinol product works best for you and let's take a look at some of the best vitamin C serums. What is the best vitamin C serum to buy?
Vitamin C inhibits melanin synthesis by downregulating the activity of an enzyme known as tyrosinase. It’s widely used in dermatology for reducing pigmentation of hyperpigmented spots on the skin.
A Vitamin C Serum Buying Guide: All You Need to Know
Always patch test an area before applying a new product. They help predict if you may experience a negative reaction. This is how we recommend you can conduct a patch test.
Alyssa Kaplan is an experienced writer in the beauty industry and product tester specializing in cosmetics. She has tested several vitamin C, including several on this list. She received a bachelor’s degree from the Fashion Institute of Technology, where she studied marketing and product development in the cosmetics industry as well as fashion business marketing. Alyssa has been a commerce writer at Byrdie since 2022, where she covers all things beauty. Many products are made with 10 to 20% vitamin C, and that’s usually potent enough. Older studies show that maximum absorption is achieved at 20%. Considerations by skin type Ingredients: Sodium Ascorbate (Vitamin C), Ascorbic Acid (Vitamin C), Calcium Ascorbate (Vitamin C), Hyaluronic Acid Photoprotection is a fancy word to explain the way certain ingredients combat the harmful effects of UV light. Sunscreen filters (chemical and mineral!) are photoprotective, and they’re known as primary protective factors. But sunscreens work a lot better at protecting your skin from the sun when they’re supported by a strong antioxidant, a secondary protective factor. “Antioxidants are a great addition to the skin care routine for all skin tones, but they can have some added benefits for those with skin of color,” explains Dr. Charles. “By minimizing the deleterious effects of free radical damage, antioxidants play an important role in reducing inflammation and hyperpigmentation.” Results are cumulative so you won’t see a change immediately, but that doesn’t make antioxidants an unimportant part of your routine.
How to Make Your Own Vitamin C Serum
Skincare is so important, so no wonder there’s such a plethora of products out there to choose from — including in our natural foods grocery stores. As a result, it’s pretty confusing, too, with all of the choices on the market. But if you haven’t tried vitamin C, such as a DIY Vitamin C Serum for the Face, you may be missing out some big skin benefits. You may have heard of age or “liver” spots. These are the visible signs of hyperpigmentation and typically caused by damaging sun exposure. Vitamin C is an antioxidant that helps brighten the skin through what is called tyrosinase inhibitors. These little inhibitors help prevent the development of excessive amounts of melanin. ( 3) 3. Provides Essential Collagen Support Water, (L-)Ascorbic Acid, Dimethyl Isosorbide, Butylene Glycol, Peg/Ppg/Polybutylene Glycol-8/5/3 Glycerin, Ferulic Acid, Tocopherol, Phenoxyethanol, Ethylhexylglycerin, Sodium Hydroxide One of the most common forms of vitamin C you’ll come across is ascorbic acid, aka L-ascorbic acid. With plenty of research behind its powerful antioxidant properties, it’s often the main ingredients in organic and natural vitamin C serums. Our skin easily absorbs this form of vitamin C with ease and it’s stable – if not even better – when combined with other botanicals and plant-derived ingredients. Increase collagen production in the skin, which fights wrinkles(I personally like to take gelatin and vitamin C internally too for this purpose)
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