Obagi C Serum Series FAQ. What is the difference between Obagi C5, C10, C20, and C25?. It is common for people withdry or sensitive skin to experience a slight tingling sensation when applying Obagi C Serum.
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This Obagi Vit C Serum 20% MINI is the perfect solution for early signs of ageing, dark circles, age-defying, fatigue, lifting, and age spots. The serum is water-based and contains a range of organic ingredients such as Sorbitol, Ascorbyl Glucoside, and Propylene Glycol.
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