Components for repairing skin barrier

Now many people are facing the problem of damaged skin barrier, so what ingredients can repair the skin barrier? 1, squalene and squalene are extracted from the oil of large fish, which has excellent lubricity and can also repair the skin barrier. In order to protect fish, humans have further synthesized squalane, squalene and squalane, which are effective substances for repairing skin barrier. 2, lactic acid, lactic acid belongs to fruit acid, which can metabolize the stratum corneum and achieve the effect of skin rejuvenation. 3. Sodium pyrrolidone carboxylate is a humectant, which has moisturizing effect and can play a certain role in repairing skin barrier. 4, ceramide, ceramide belongs to the interstitial component of keratinocytes, and the demand for this component in damaged skin is relatively large.