Our Extra Black Eyeliner is a unique product that combines intense, carbon black color with a nourishing peptide serum. Designed for daily use, it delivers smooth, precise application for a bold, dramatic look. The formula includes Pentapeptide-17, an active ingredient that enhances eyelash density and thickness by up to 66% in just 4 weeks, as shown in clinical tests. This peptide stimulates keratin production, resulting in stronger, fuller lashes. Quick-drying and long-lasting, the eyeliner glides effortlessly, creating a flawless, defined line. With versatile packaging options, it’s perfect for those seeking both beauty and care in one product. Safe for at-home