COSRX Vitamin C 13 Serum 20ml – Gentle Brightening & Tone-Improving Serum

COSRX Vitamin C 13 Serum 20ml – Gentle Brightening & Tone-Improving Serum

Meta Description

A low-irritation 13% vitamin C serum that helps brighten dull skin, improve uneven tone, and enhance radiance for daily use.

Product Description

The COSRX The Vitamin C 13 Serum is a mild yet effective brightening treatment formulated with 13% pure vitamin C (ascorbic acid) to improve skin clarity and radiance. Its gentle concentration makes it suitable for sensitive skin or beginners looking to introduce vitamin C into their routine. The lightweight texture absorbs quickly, helping to fade dark spots, refine dull areas, and improve overall skin tone without causing excessive irritation. Perfect for daily brightening care and maintaining a healthy, glowing complexion.

How to Use

After cleansing and toning, apply 2–3 drops to the face.

Gently pat until absorbed.

Use morning or evening.

If used in the morning, apply sunscreen afterward.

Avoid combining with strong acids or retinol in the same routine for sensitive skin.

Volume

20ml

Ingredients

Key ingredients may include:

13% pure vitamin C (ascorbic acid)

Antioxidants

Hydrating agents

Soothing botanical extracts

Hashtags

#COSRX #VitaminC13 #BrighteningSerum #ToneUpCare #DarkSpotCare #RadianceBoost #KBeautySkincare

SEO Keywords

COSRX vitamin C 13 serum, gentle brightening serum, low-irritation vitamin C Korea, uneven tone serum, daily brightening skincare, vitamin C essence COSRX, beginner vitamin C treatment