Dr. Clinic Lash & Brow Serum 4.5ml is a growth-stimulating serum enriched with peptides and nourishing vitamins to promote thicker, fuller, and healthier-looking lashes and brows. Biotin and keratin-strengthening ingredients fortify hair follicles, reduce breakage, and encourage natural growth over consistent use. This precise 4.5ml applicator delivers targeted treatment for visibly enhanced lash density and brow definition.