Thank you for viewing. Dermacept RX AZA Serum Purchased December 2025. This serum contains azelaic acid (skin conditioning and moisturizing ingredient). It primarily addresses skin concerns such as hydration, pores, acne, whitening, and anti-aging. Use it morning and night after cleansing and preparing your skin with toner and moisturizer. The recommended amount is about the size of one pearl. The price is 4,950 yen (tax included) for 15g.