Why Are Some Vitamin C Serums Irritating? “There is a lot of chemistry involved here; there is the formula’s pH, the skin’s pH, and the relationship between the two,” Thornton explains. “The form of vitamin C most likely to cause irritation in people with sensitive skin is L-ascorbic acid (L-AA).
Is it normal for vitamin C serum to sting?
Vitamin C is mostly safe to use, but in rare instances, side effects may occur, like stinging, redness, dryness, or a yellowish discoloration. As with any new product, try a patch test first before a full application.
Why does my skin burn when I apply vitamin C?
While this often occurs in old formulas within a bottle, vitamin C can also oxidize on your skin when it comes into contact with oxygen. This creates hydronium ions, according to Veronique, which can lead to skin sensitivity. “It’s tricky when you really mess with your skin’s pH levels repeatedly,” says Veronique.
Can skin be sensitive to vitamin C?
Irritation is the main side effect most people with sensitive skin tend to get when they first start using Vitamin C.
How long does it take your skin to get used to vitamin C?
You will likely notice skin improvement 4-12 weeks after starting routine use of vitamin C serum.
Why does the ordinary vitamin C sting my face?
The extremely fine powder used in this formula (which is suspended in liquid) is meant to ensure that the skin receives the most direct exposure to vitamin C, making it extremely potent. This also explains both the grittiness of the formula and the intense stinging sensation (explained more, below).
Is too much vitamin C bad for your 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.
Do I need moisturizer after vitamin C serum?
Step 4: Apply a moisturizer (Yes, your moisturizer should come after your Vitamin C serum — remember the “thinnest to thickest” rule.) Step 5: Apply your favorite eye cream.
Can you be allergic to vitamin C supplements?
What are the side effects of Ascorbic Acid (Vitamin C)? Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
Does vitamin C lighten skin?
On top of that, vitamin C is an antioxidant, meaning it protects skin cells from damaging free radicals caused by UV exposure. It also inhibits melanin production in the skin, which helps to lighten hyperpigmentation and brown spots, even out skin tone, and enhance skin radiance.
What does an allergic reaction to vitamin C look like?
Signs of an allergic reaction, like rash; hives; itching; red, swollen, blistered, or peeling skin with or without fever; wheezing; tightness in the chest or throat; trouble breathing, swallowing, or talking; unusual hoarseness; or swelling of the mouth, face, lips, tongue, or throat.