1. Quality 　(1) It is an aging serum with epidermal cell growth factor EGF, which is famous for which the discoverer won the Nobel Prize. 　(2) Serums based on epidermal cell growth factor (EGF) (cytokines, growth factor serums) that have been recognized by the Japan EGF Association for their quality, concentration, and activity. 　(2) It has been used for aging care for over 18 years at the Skin Beauty Senka Servic Salon, so it is one of the products with the longest use history among many EGF cosmetics, so we can provide it to our customers with confidence. 　●EGF and FGF are said to be the main ingredients that affect the quality of stem cell supernatants, and are anti-aging serums that specialize in turnover cycles that use only EGF as a serum. 2. Feeling and effect 　・EGF, one of the growth factor families, 　　It works to regulate the skin's turnover cycle, preventing dark spots and pigmentation, leading to clear, moisturized, lustrous, firmed pores, and textured skin. 　・For those who feel it quickly, many people feel the difference in makeup and texture the morning after use. 　・96% of people say they want to continue using it (our salon survey 20s ~ 60s) 3. How to use 　・Just apply it to your face after washing. 　　After that, you can take care of your usual care such as lotion and gel. 　・One bottle can be used for about 1 month 4. Combined with beauty ingredients 　・It is mainly composed of epithelial cell growth factor (EGF/human oligopeptide 1) and contains placentric, collagen, hyaluronic acid, and elastin.