Enhance your brows with Phenomenal Eyebrow Serum, a powerful formula designed to promote thicker, fuller, and healthier-looking brows. Infused with scientifically proven ingredients like Biotinoyl Tripeptide-1 and Ultra-Low Molecular Weight Hyaluronic Acid, this serum nourishes and strengthens each brow hair from root to tip. Perfect for post-treatment care or daily use to achieve naturally defined brows.