WHAT IT DOES: This award-winning serum features proprietary, scientifically advanced technology to protect against breakage, while improving flexibility and shine, resulting in more beautiful looking eyebrows. WHAT ELSE YOU NEED TO KNOW: Physician Developed Dermatologist reviewed Clinically Tested Hypoallergenic Non-irritating Oil-free Vegan friendly Cruelty-free Does not contain Parabens, Phthalates, Fragrance, Gluten Made in the U.S.A.