COSRX The Niacinamide 15 Serum is a high-strength 15% Niacinamide treatment serum formulated to visibly improve skin tone, control excess sebum, and target blemishes. Enriched with zinc, allantoin, and acetyl glucosamine, it reduces the appearance of dark spots, calms irritation, and refines pores for a smoother, clearer complexion. Despite its powerful formula, it is designed to minimize irritation for daily use.
CARE & MAINTENANCE
To maintain the beauty and integrity of your purchase, we recommend treating it with care. Simple maintenance practices, such as gentle washing and proper storage, can effectively preserve the longevity of your favorites. We encourage you to refer to the care instructions included with each item, designed to help you keep your purchase in top condition.
SHIPPING & RETURNS
We strive to process and ship all orders in a timely manner, working diligently to ensure that your items are on their way to you as soon as possible. Need to return something? Just let us know.