Many sisters know that niacinamide can whiten the skin, but they are not clear about the principle of niacinamide whitening. So, let’s take a look at the whitening mechanism of niacinamide today~ Niacinamide whitening principle Niacinamide whitens skin by interfering with the synthesis of melanin. It can prevent the transport of produced melanin to the epidermis, speed up the metabolism of the epidermis, and cause the cells containing melanin to fall off. To put it simply, niacinamide prevents the already synthesized melanin particles from being transported out. No matter how hard the melanocytes work, the skin just won't get darker, so we become whiter and whiter. Niacinamide repairs barrier principle Moisturizing and repairing the skin barrier: Ceramide is an important component of the skin barrier. Topical niacinamide can increase the levels of ceramide and free fatty acids, prevent skin moisture loss, promote microcirculation in the dermis, and enhance the skin's barrier function. Niacinamide oil control principle Niacinamide can reduce the production of fatty acids and triglycerides in sebum, thereby controlling oil secretion. Niacinamide anti-aging principle As we age, the content of NADH and NADPH in cells gradually decreases. Nicotinamide can play a role by regulating the balance of these two levels in the body. Glycation can cause skin protein to deteriorate, resulting in yellowing, wrinkles and other problems. High levels of NADPH can exert a powerful antioxidant effect, preventing spontaneous glycosylation reactions between proteins and sugars, and has anti-aging and anti-glycation effects. How niacinamide refines pores Enlarged pores are also a sign of skin aging. Under the action of the niacinamide component in the essence, the synthesis rate of protein on the surface of our skin will be accelerated, and the skin's own defense ability will also be enhanced. Niacinamide anti-inflammatory acne treatment principle The anti-inflammatory characteristics of niacinamide in niacinamide essence are not manifested in the aspect of sterilization, but it achieves the anti-inflammatory effect by inhibiting inflammatory factors. There is evidence that when a 4% niacinamide ointment is compared with a 1% clindamycin ointment, after eight weeks, niacinamide is 20% more effective than clindamycin in improving adolescent symptoms and reducing inflammatory diseases. |
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