Brand from Japan: Sofina. Two active ingredients and stratum corneum clearing technology provide a comprehensive approach to the three major factors affecting skin appearance.Prevents dark spots (active ingredient: niacinamide).Prevents rough skin (active ingredient: dipotassium glycyrrhizinate).Moisturizing treatment for dullness (stratum corneum clearing technology).Moisturizes deep into the stratum corneum cells, bringing out luminosity and clarity in dry, dull skin.How to use:Apply an appropriate amount (approximately 8-9 drops, 1.7 cm diameter) to the entire face every morning and night.Use after cleansing and toning skin with toner.When using Sofina iP Base Care Serum, apply the Base Care Serum, then apply toner.