COSRX The Vitamin C 13 Serum 20ml offers a gentle, water-based solution for individuals aiming to achieve a more radiant and evenly toned complexion. Suitable for all skin types, including sensitive skin, this serum works to diminish dark spots, refine skin tone, and provide hydration without any sticky residue. Infused with 13% pure vitamin C, it caters to daily skincare needs by addressing dullness, hyperpigmentation, and early signs of ageing. Research indicates that vitamin C can enhance collagen production and enhance skin clarity, making this serum perfect for those desiring a fresh and glowing appearance.

Key Features

• Brightens skin: Diminishes dark spots and evens out skin tone.
• Hydrates deeply: Lightweight, water-based formula absorbs quickly without any sticky sensation.
• Supports anti-ageing: Stimulates collagen production and helps minimise fine lines.
• Gentle formula: Suitable for sensitive skin and recommended for daily use.
• Clean beauty: Formulated without harsh alcohols, parabens, fragrances, or silicones.
• Cruelty-free: Not tested on animals and safe for reefs.

What skin types can use the Vitamin C 13 Serum?

This serum is suitable for all skin types, including sensitive, oily, dry, and combination skin. Its gentle, water-based formula makes it easy to incorporate into a daily routine without causing any irritation or heaviness.

How does the Vitamin C 13 Serum compare to other vitamin C products?

COSRX The Vitamin C 13 Serum is lighter and less intense compared to higher-strength serums, making it an ideal choice for beginners or individuals with sensitive skin. It offers effective brightening and hydration without the strong tingling sensation that some vitamin C products may cause.

Will the Vitamin C 13 Serum help with acne scars and blemishes?

Yes, vitamin C is known to fade dark spots, acne scars, and uneven skin tone. Regular use can aid in reducing the appearance of old marks and enhancing overall skin clarity.

Is the Vitamin C 13 Serum safe to use with other skincare products?

The formula is designed to complement most skincare routines and pairs well with sunscreen, moisturisers, and gentle cleansers. However, it is advisable to avoid combining it with strong acids or retinoids simultaneously for optimal results.

How should I store the serum for best results?

For optimal results, store the serum in a cool, dark place, and ensure the lid is tightly closed after each use. For added freshness, refrigerate the product and make sure to use it before the expiration date mentioned on the packaging.

What sets the Vitamin C 13 Serum apart from the COSRX Vitamin C 23 Serum?

The Vitamin C 13 Serum is a milder option, making it more suitable for daily use, especially for those new to vitamin C or with sensitive skin. On the other hand, the 23 Serum is stronger and recommended for individuals seeking intensive care for stubborn spots or advanced signs of ageing.