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.
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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
Cosrx Refresh AHA BHA Vitamin C Booster Serum revives dull skin with gentle exfoliation and brightening antioxidants.
A simple daily ritual
- 1
After cleansing and toning, apply 2–3 drops to face and neck.
- 2
Gently press until absorbed; avoid the immediate eye area.
- 3
Follow with moisturizer; finish with broad-spectrum SPF in the morning.
- 4
Start 3–4 times a week, then use daily as tolerated. Avoid mixing with strong retinoids in the same routine.
More information
AHA (Glycolic/Lactic Acids), BHA (Salicylic Acid), Vitamin C (Ascorbic Derivative), Niacinamide, Hyaluronic Acid
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