What ingredients should not be mixed with vitamin C?

What ingredients should not be mixed with vitamin C?

While some active ingredients work in harmony with vitamin C for the benefit of your skin, others have the opposite effect when superimposed. Find out which active ingredients to combine or avoid with your vitamin C skin care product.


Which active ingredients to combine with vitamin C?

1. Vitamin C and Hyaluronic Acid

Hyaluronic acid is an excellent ally for vitamin C. Moisturizing and plumping, it reinforces the action of vitamin C without interfering with it. Apply your vitamin C serumserum, followed by a hyaluronic acid moisturizer for luminous, plump skin.

2. Vitamin C and Niacinamide

Long considered incompatible, the combination of vitamin C and niacinamide is actually beneficial. Niacinamide soothes the skin and improves the skin barrier, complementing the antioxidant action of vitamin C. Apply them together or one after the other without fear.

3. Vitamin C and Tranexamic Acid

Tranexamic acid is a lightening active ingredient that targets pigmentation spots. When used with vitamin C, it reinforces its action on hyperpigmentation and evens out skin tone. For optimum effectiveness, apply your vitamin C serum first, followed by your tranexamic acid treatment.

4. Vitamin C and Sun Protection

Vitamin C protects against oxidative stress, but is not a substitute for sunscreen. Combined with SPFprotection reinforces UV defense and prevents premature skin aging. Always include an SPF in your morning routine after your vitamin C serum.

Which active ingredients to avoid with vitamin C?

1. Vitamin C and Retinol

Retinol is a powerful anti-aging ingredient, but it can be irritating. Using it with vitamin C increases the risk of redness, dryness and sensitization. To avoid these side effects, apply vitamin C in the morning and the retinol in the evening.

2. Vitamin C and glycolic acid (AHA)

AHAs, particularly glycolic acid, are powerful exfoliants that can make skin more reactive. When superimposed on vitamin C, they increase the risk of risk of irritation and sensitization. It is advisable to use vitamin C in the morning and the AHAs in the evening.

3. Vitamin C and Salicylic Acid (BHA)

Salicylic acid is ideal for oily, blemished skin, but can be too aggressive when combined with vitamin C. To avoid redness and dryness, apply these active ingredients at different times of the day, or use salicylic acid in a gel. or use salicylic in a rinse-off Cleansing Gel.

4. Vitamin C and Benzoyl Peroxide

When used to treat acne, benzoyl peroxide can oxidize vitamin C and reduce its efficacy. If you're taking a benzoyl peroxide-based treatment, apply vitamin C in the morning and your acne treatment in the evening.

Is it possible to superimpose several vitamin C treatments?

Excess vitamin C can have the opposite effect and become pro-oxidantcausing sensitivity and inflammation. It is preferable to opt for a single, well-formulated vitamin C serumfollowed by a complementary treatment such as a moisturizer or sunscreen.

Conclusion

Vitamin C is a powerful yet delicate ingredient to combine. To avoid irritation and maximize its benefits, combine it with gentle active ingredients such as hyaluronic acid or niacinamideand avoid mixing with overly aggressive exfoliants. By respecting these associations, you'll optimize your skincare routine for radiant, healthy skin.

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