Jumiso Niacinamide 10 Serum 40mlJumiso Niacinamide 20 Serum is a high strength brightening treatment designed to visibly improve uneven tone, enlarged pores, and excess oil while keeping skin calm and comfortable. Formulated with 20% niacinamide alongside tranexamic acid and glutathione, this lightweight serum helps reduce the look of dark spots, post acne marks, and dullness, supporting a clearer and more balanced complexion with consistent use. The fast absorbing texture sinks in