Our C20 + FE Antioxidant Serum is a high-potency vitamin C formulation designed to visibly improve skin tone, texture, and overall radiance. Featuring 20% L-Ascorbic Acid combined with Ferulic Acid and Vitamin E, this advanced antioxidant serum helps protect against environmental damage while supporting collagen production and skin renewal.

This lightweight, fast-absorbing serum is ideal for patients seeking correction of uneven tone, fine lines, and early signs of skin aging. Suitable for use on the face, neck, and décolleté as part of a daily anti-aging regimen.

How to Use

Apply a thin layer to clean, dry skin on the face, neck, and décolleté once daily, preferably in the morning. Allow the serum to fully absorb before applying moisturizer and sunscreen.

For patients new to high-strength vitamin C, begin using every other day and increase to daily use as tolerated.

Avoid direct contact with the eyes. Mild tingling may occur upon application and is normal with active vitamin C formulations.

Full Ingredient List

Propanediol, L-Ascorbic Acid, Ethyl Alcohol, Ethoxydiglycol, 2-Amino-2-Methyl-1-Propanol, Ferulic Acid, Tocopherol Acetate, Pantethine, PVP, Pyridoxine HCL

Why These Ingredients Are Used

Propanediol

A humectant and solvent that enhances ingredient penetration while helping maintain skin hydration and improving product feel.

L-Ascorbic Acid (Vitamin C – 20%)

A powerful antioxidant that brightens skin tone, supports collagen synthesis, improves texture, and helps reduce the appearance of fine lines and discoloration.

Ethyl Alcohol

Acts as a penetration enhancer to improve delivery of active ingredients into the skin and contributes to the fast-absorbing, lightweight texture.

Ethoxydiglycol

A solvent that improves stability and enhances the penetration of vitamin C and other active ingredients.

2-Amino-2-Methyl-1-Propanol

Used to adjust and stabilize the pH of the formulation, ensuring optimal effectiveness of L-Ascorbic Acid.

Ferulic Acid

A potent antioxidant that stabilizes vitamin C and vitamin E while enhancing their protective effects against environmental damage and oxidative stress.

Tocopherol Acetate (Vitamin E)

An antioxidant that helps protect skin from free radical damage while supporting skin barrier function and improving overall skin softness.

Pantethine (Vitamin B5 derivative)

Supports skin repair, hydration, and barrier integrity, helping calm and strengthen the skin.

PVP (Polyvinylpyrrolidone)

Helps improve product stability and creates a smooth, uniform application on the skin.

Pyridoxine HCL (Vitamin B6)

Supports skin health and helps regulate skin balance and texture.