Obagi Professional C Serum 20% 30ml1oz

Obagi Professional C Serum 20% (30 ml / 1 oz) is a high-potency protective serum concentrate that focuses vitamin C power where skin needs it most. With 20% L-ascorbic acid, this formula is engineered to rapidly & deeply penetrate the dermal surface to deliver antioxidant defense exactly where it matters.

Why this matters for your skin

• 20% L-ascorbic acid provides robust antioxidant protection to neutralize free radicals and help defend against environmental stressors.
• Deep penetration supports collagen synthesis, helping to improve firmness and smooth the appearance of fine lines over time.
• Offers protective antioxidant action that remains active on the skin for up to 72 hours between applications.
• Visible outcome: a healthier, ageless-looking complexion with a more even, radiant tone.

What makes it stand out

This serum delivers a concentrated dose of vitamin C in a formulation designed to maximize dermal delivery, providing durable antioxidant protection and collagen-support within a single step of your routine.

Who should consider this serum

Ideal for those seeking brighter, more even skin tone and a smoother texture, along with measurable anti-aging benefits. It’s well-suited for daily use as part of a vitamin C regimen. If you have sensitive skin, consider starting with a smaller amount or less frequent use to gauge tolerance.

How to use

• Start with a cleanse and pat dry.
• Apply 4–5 drops to the face and neck, in the morning and/or evening.
• Allow the serum to absorb before applying subsequent products.

With Obagi Professional C Serum 20%, you gain a potent, longevity-focused antioxidant treatment designed to shield skin from daily oxidative stress while supporting a firmer, more vibrant complexion over time.