1. Moisturizing effect: ceramides are the main components that make up the stratum corneum lipids of the skin and help repair the skin barrier can make the skin soft and shiny. But as ceramide decreases gradually with age, the skin becomes darker and dry after it is missing.
2. Barrier action: ceramide in the skin is sufﬁcient to withstand external stimuli, but in its absence or absence, the skin loses its own natural protective e ﬀ ect and has no defensive capacity against all injuries to the external physical, biological, and chemical book. For example, the skin is more easily sunburned when exposed to sunlight, the weather gets cold and tends to red, and so on.
3. Anti allergic effect: this point is a boon for children's shoes with thin skin, ceramide can help the stratum corneum thickening, improve the tolerance of the whole skin, protect the invasion of external harmful substances, avoid the occurrence of sensitization, and have the effect of repairing red blood filaments. 4. In addition, ceramide has very good anti-aging, adjuvant whitening antioxidant effects.