Cosmetics containing ascorbic acid: stability and effectiveness
About the expediency of use and multi-vector effect on the skin
When it comes to the skin, everyone knows that vitamin C's primary role is to provide protection against free radicals, working with other antioxidants to create strong defenses both inside and outside cells.
The outstanding American biochemist Linus Pauling (1901-1994) believed that in order to avoid vitamin C deficiency, it is desirable to give the body deliberately increased doses, and it can take the right amount as needed.
And although this theory, which gained wide popularity at the time, did not find final confirmation in the results of subsequent studies and was largely rejected, the fact remains: the vital organs of the human body can experience a deficiency of vitamin C - including the skin, which receives everything it needs according to the "residual principle".
In addition, with age, blood supply to the skin decreases, which leads to insufficient supply of ascorbic acid to it. Therefore, beauticians have long had a mature idea of ​​delivering vitamin C to the skin externally as part of cosmetic compositions.
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