Can retinol be used with vitamin C?

Retinol, also known as vitamin A1, is a vitamin found quite commonly in foods and can be used as a dietary supplement to treat and prevent skin diseases. case of vitamin A deficiency. Not stopping there, Retinol is also an active ingredient that is widely used in the cosmetic industry for the purpose of maximum support for skin care.
Retinol has a strong antioxidant nature, so it is very effective in treating acne, fading wrinkles and age spots on the skin, bringing smooth skin and outstanding skin improvement, Specifically:
The oxidizing properties of Retinol help "renew" each skin cell, quickly remove all dead skin cells, along with creating favorable conditions for the growth of skin cells. below, inhibiting collagen breakdown and skin regeneration from within. Retinol has the effect of reducing the amount of Melanin pigment in the skin, thereby accelerating the production of Collagen and maintaining the amount of collagen and elastin available in the skin, reducing wrinkles and anti-aging effectively. Retinol is an active ingredient that is used a lot in drugs to restore damaged skin, help heal wounds, inflammation caused by acne, especially suitable for sensitive skin. When applied to the skin, Retinol will speed up the shedding of dead skin, minimizing oil glands thereby helping to prevent dead skin cells from clogging pores. In addition, retinol also has antibacterial, anti-swelling effects, helps minimize scars left by acne, reduces oil, reduces the condition of large pores...

There are many misconceptions that it is impossible to combine Retinol and Vitamin C together in the same skin care routine. However, this is a misconception, studies have proven that we can completely use a combination of Retinol and Vitamin C right in the same skincare routine.
When combining Retinol and Vitamin C together, it will increase the results of treatment and skin care, help fight free radicals, increase collagen production and brighten skin. However, Vitamin C is an active ingredient that needs a low pH environment (2.5 - 3.5) to balance and maximize its effects, while Retinol will work effectively in an acidic environment - which is the natural pH of the skin. (skin pH is 5.5 - 6), if these two active ingredients are used too close together, it will be difficult for both to have an optimal environment to promote their effects. Thus, it is possible to combine Retinol and Vitamin C together in the same skin care routine, but there should be some notes about the time of use of these two active ingredients.
Vitamin C is also an ingredient found in the skin of every person, although they usually fade away with many hours of exposure to the sun, the fact is still naturally present on the skin, so vitamin C will not interrupt the arrival of the skin. process of most skin care products including retinol.
The combination of many vitamins in cosmetics will bring many benefits to users, typically a combination of vitamins A, E, C. When combined with Retinol and Vitamin C, it will have a radical effect in supporting prevention. Prevents the effects of UV rays, increases the effectiveness of sunscreen. Vitamin C also helps Retinol fully promote its ability to fight free radicals and reverse the skin aging process.

We can completely use a combination of Retinol and Vitamin C in our skin care routine, but we should not use them at the same time, but should be spaced out for at least 20 minutes (use vitamin C first, 20 minutes apart). Use retinol for a few minutes) so that the product can take effect in turn. Or you can use one in the morning and one in the evening, (recommended to use retinol at night and Vitamin C can be used in the morning, then always with a sunscreen with SPF 30 or higher) .
Because of its light-sensitive properties, 2 ingredients Retinol and Vitamin C were once recommended to be used only when shady, avoiding direct light, but this is an old opinion, Retinol and vitamin C when used in the morning will help enhance the skin protection effect of sunscreen. There's a lot of research showing that retinol works better when combined with sunscreen products during the day.
However, users should note that only using Retinol and vitamin C (during the day) when definitely combined with a sunscreen with an SPF of 30 or higher, do not skip this important step.
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