COSRX The Vitamin C 13 Serum, 20ml | Brightening & Dark Spot Correcting Vitamin C Serum

COSRX The Vitamin C 13 Serum is a gentle yet effective brightening serum formulated with 13% pure Vitamin C (Ascorbic Acid) to visibly improve dull skin, dark spots, and uneven skin tone. Designed for daily use, this lightweight serum helps boost radiance, refine skin texture, and enhance overall skin clarity without irritation.

Infused with Hyaluronic Acid and Vitamin E, it delivers deep hydration while protecting the skin barrier. Ideal for beginners to Vitamin C, this Korean skincare favorite offers noticeable glow and smoother skin with consistent use.

 Key Benefits 

• Contains 13% pure Vitamin C for visible brightening

• Helps reduce dark spots, acne marks & hyperpigmentation

• Improves skin texture & overall radiance

• Lightweight, fast-absorbing formula

• Enriched with Hyaluronic Acid & Vitamin E for hydration

• Suitable for daily use & Vitamin C beginners

• Dermatologist tested & cruelty-free

 Suitable Skin Types

• Normal skin

• Dry skin

• Combination skin

• Oily skin

• Dull & uneven skin tone

• Sensitive skin (patch test recommended)

 Best Seasons to Use

• 🌸 Spring

• ☀️ Summer

• 🍁 Autumn

• ❄️ Winter

(Use sunscreen during daytime for best results.)

 How to Use

1. Cleanse your face and apply toner.

2. Apply 2–3 drops of the serum to dry skin.

3. Gently spread over face and neck, avoiding the eye area.

4. Follow with moisturizer.

5. Use once daily, preferably in the morning.

6. Always apply sunscreen when using Vitamin C during the day.