In this way, only the soluble portion of RG is used, and the nonsoluble fiber part is discarded which then becomes an environmental pollution source [21]. However, these discarded RG also had antioxidant and antiwrinkle effects and increased immunity when used in chicken feed [15,21]. Therefore, we made the entire RG into gel form to use whole RG, including both the soluble and nonsoluble RG portions. In the present study, we investigated RG NGEL and RG WE for UV-induced MMP-1, MMP-2, and MMP-9 expression; MMP-2 and MMP-9 gelatinase activity; and Col-I expression in human fibroblast cells. In addition, we examined the expression of AQP3, HAS2, SPT, ceramide synthase 3 (CERS3), and FLG related to skin moisturization in human keratinocytes.