Studies have shown that vitamin D has a certain effect on skin rehabilitation

We all know that vitamin E is believed to have the effect of repairing sunburned skin, but a new study found that vitamin D also has a certain effect on skin rehabilitation Recently, published in the Journal of investigational anatomy, a recent study from Case Western Reserve University found that oral vitamin D can promote skin recovery, but requires a large amount of vitamin D The double-blind, placebo-controlled clinical trial (http:// was initially conducted in 20 subjects, who were sunburned on the inside of their arms with a small UV light Within one hour, subjects were given placebo, or 50000, 100000, or 200000 IU of vitamin D, respectively The skin of these subjects was then analyzed 24, 48, 72 hours and 1 week after the experiment (http:// The researchers showed that placebo and lower doses had little effect, but higher doses significantly reduced inflammation and redness The researchers say this may be because vitamin D increases levels of an enzyme called arginase-1, which promotes tissue repair and activates anti-inflammatory proteins According to the researchers, it is not currently recommended that people start taking vitamin D after sunburn according to this study However, according to the above research findings, vitamin D may be promising for skin rehabilitation, and it is worth further study.