30ml Full Size When we lack the protein that imparts elasticity to the dermal layer of the skin, collagen and hyaluronic acid decrease, which causes wrinkles. We created an eye serum that helps to improve wrinkles on the sensitive skin around the eyes by combining ginseng extract and retinal. From the very beginning, we knew we wanted ginseng as the base ingredient for the eye serum because there are multiple studies showing that ginseng is effective in improving wrinkles due to containing abundant amounts of saponins. Ginseng is a well-known herbal ingredient with excellent efficacy. Vitamin A was, without a doubt, the number one ingredient we wanted to combine with ginseng. There are two types of vitamin A used as cosmetic ingredients, retinol and retinal. Our most important task was to achieve ingredient stability and reduce skin irritation at the same time.