A Skin-Brightening Daily Serum With Stable Vitamin C At 15% And Antioxidants (Vitamin E & Ferulic Acid) At 1% Combined  Formulated With Stable Vitamin C Derivative - Ethyl Ascorbic Acid (Which Is 86% Pure Vitamin C) Which Provides Maximum Benefits Without Losing Its Efficiencyâ Boosted With Vitamin E & Ferulic Acid Which Are Powerful Antioxidants & Ingredients Which Make The Formulation More Stable & Highly Effectiveâ Complimented By Fullerence (C-60), A More Potent, New Age Antioxidant Which Not Only Makes The Skin Even More Brighter But Also Fights Visible Signs Of Ageingâ Formulated With Ingredients Sourced From Corum Inc., Taiwanâ Suits All Skin Types Patch Test Recommended After Cleansing And Toning Your Face, Take 2-3 Drops Of Vitamin C Serum On Your Fingertips With The Dropper. Apply It On The Face By Gently Tapping It On The Skin. With A Circular Motion, Evenly Spread The Serum And Allow Your Skin To Absorb It.When To Use: Am & Pm. Everyday Product Information:A Skin-Brightening Daily Serum With Stable Vitamin C At 15% And Antioxidants (Vitamin E &Amp; Ferulic Acid) At 1% Combined,Features: Formulated With Stable Vitamin C Derivative - Ethyl Ascorbic Acid (Which Is 86% Pure Vitamin C) Which Provides Maximum Benefits Without Losing Its Efficiencyâ Boosted With Vitamin E &Amp; Ferulic Acid Which Are Powerful Antioxidants &Amp; Ingredients Which Make The Formulation More Stable &Amp; Highly Effectiveâ Complimented By Fullerence (C-60), A More Potent, New Age Antioxidant Which Not Only Makes The Skin Even More Brighter But Also Fights Visible Signs Of Ageingâ Formulated With Ingredients Sourced From Corum Inc., Taiwanâ Suits All Skin Types,Warning Or Restrictions:Patch Test Recommended,Product Specification:Vitamin C, Vitamin E,Product Uses:After Cleansing And Toning Your Face, Take 2-3 Drops Of Vitamin C Serum On Your Fingertips With The Dropper. Apply It On The Face By Gently Tapping It On The Skin. With A Circular Motion, Evenly Spread The Serum And Allow Your Skin To Absorb It.When To Use: Am &Amp; Pm. Everyday