COSRX Refresh AHA BHA Vitamin C Booster Serum 30ml

COSRX Refresh AHA BHA Vitamin C Booster Serum 30ml

Cosrx Refresh AHA BHA Vitamin C Booster Serum revives dull skin with gentle exfoliation and brightening antioxidants.

This COSRX serum targets acne, dark spots, hydration and is formulated with Niacinamide, Hyaluronic Acid, Salicylic Acid.

Key Benefits

• Promotes a clearer, more even-looking complexion with daily resurfacing
• Visibly brightens the look of dark spots and post-blemish marks
• Helps refine the appearance of pores and uneven texture
• Lightweight, fast-absorbing formula layers well under sunscreen and makeup
• Supports a fresher, more radiant glow without harshness

Key Ingredients

• AHA (Glycolic/Lactic Acids): Smooth away surface buildup to reveal fresher-looking skin
• BHA (Salicylic Acid): Clears debris within pores to reduce congestion and visible blackheads
• Vitamin C (Ascorbic Derivative): Antioxidant brightener that targets dullness and discoloration
• Niacinamide: Balances oil and improves the look of uneven tone
• Hyaluronic Acid: Draws moisture to plump the appearance of skin and enhance comfort

How to Use

• After cleansing and toning, apply 2–3 drops to face and neck.
• Gently press until absorbed; avoid the immediate eye area.
• Follow with moisturizer; finish with broad-spectrum SPF in the morning.
• Start 3–4 times a week, then use daily as tolerated. Avoid mixing with strong retinoids in the same routine.