Bullet Points : 1 > The Dermastir Vitamin C Post-Filler Contains 25% Of Pure Vitamin C In Solid Form, A Powerful And Natural Antioxidant That Treats And Prevents Pigmentation And Dark Spots 2 > Dermastir Guarantees The Stability Of Vitamin C By Presenting It In Solid Form In The Dermastir Post Filler With 25% Vitamin C. Vitamin C Is The Most Powerful Antioxidant For The Skin, But Also The Most Unstable Ingredient. For This Reason, Alta Care Laboratoires Developed The Special And Solid Form Of Vitamin C, Which Ensures Its Stability Against Oxidation 3 > 40 Nm Particles Vitamin C Deeper Penetration Which Other Products Cannot Guarantee 4 > Can Be Mixed With Your Daily Cream Or Sun Protection 5 > Quantity: 4 X 4Ml Description : Post-Filler - Vitamin C