Vitamin C Health and Skin Benefits​
​
Introduction to Vitamin C
​
Vitamin C, known for its antioxidative properties, plays a crucial role in maintaining skin health. While humans are unable to synthesize vitamin C internally, external supplementation, such as topical application, has proven to be an effective means of reaping its benefits.
-
Antioxidative Properties of Vitamin C: Vitamin C stands as the most abundant antioxidant in human skin, combating the damaging effects of oxidative stress. Its ability to neutralize free radicals helps protect the skin from cellular damage, premature aging, and environmental aggressors.
-
Photoprotective Effects: While sunscreens offer partial protection against UV-induced free radicals, vitamin C enhances the skin's defense mechanism. By inhibiting the activation of AP-1, a transcription factor associated with collagen degradation, vitamin C reduces matrix metalloproteinase (MMP) production and limits collagen damage. This dual action safeguards against photoaging, UV-induced immunosuppression, and photocarcinogenesis.
-
Antiaging Potential: Vitamin C exerts potent antiaging effects by stimulating collagen synthesis, bolstering collagen fibers' stability, and reducing collagen degradation. By promoting the production of new collagen, it enhances skin elasticity and firmness, visibly diminishing the appearance of wrinkles and fine lines.
-
Anti-Pigmentary Properties: One remarkable attribute of vitamin C is its ability to inhibit melanin formation, making it a valuable ally in addressing hyperpigmentation concerns. By impeding the enzymatic processes involved in melanin synthesis, vitamin C helps even out skin tone and reduce the appearance of dark spots and discoloration.
-
Synergistic Action with Vitamin E: Vitamin C plays a critical role in replenishing and regenerating vitamin E, another potent antioxidant. Together, these vitamins form a powerful duo that protects the skin against oxidative damage caused by environmental stressors and UV radiation.
​
Vitamin C protects against (Journal of Clinical and Aesthetic Dermatology):
​
-
photoaging
-
UV-induced immunosuppression
-
photocarcinogenesis
​
Usage of Vitamin C allows for:
​
-
replenishment of Vitmain E
-
antipigmentary effect
-
antiaging
​
Resources:
​
​