COSRX The Vitamin C 23 Serum (20ml)

A high-strength brightening serum formulated with 23% Pure Vitamin C (Ascorbic Acid), Vitamin E, and Glutathione to visibly reduce dark spots, fade hyperpigmentation, improve skin firmness, and restore a radiant complexion. The lightweight, fast-absorbing formula provides powerful antioxidant protection while hydrating and strengthening the skin barrier.

Benefits

Brightens dull skin, fades dark spots and acne marks, evens skin tone, improves skin firmness and elasticity, reduces the appearance of fine lines, protects against environmental damage, and leaves the complexion smooth, healthy, and radiant.

How to Use

After cleansing and toning, gently shake the bottle and apply 2–3 drops evenly over the face, avoiding the eye area. Pat until fully absorbed, then follow with your favourite moisturiser. Use sunscreen during the daytime. Store the serum in the refrigerator after opening and use within 2 months for optimal freshness.

Suitable for Skin Type

Suitable for normal, dry, combination, oily, dull, hyperpigmentation-prone, and mature skin. Best suited for experienced Vitamin C users. If you are new to high-strength Vitamin C or have very sensitive skin, introduce gradually.