Peptide Skincare & BeautySkin science and ingredient guides

Ingredient or product comparison

COSRX AHA/BHA Refresh Vitamin C Booster Serum Versus COSRX The 6 Peptide Skin Booster Serum

This brightening serum is formulated around Niacinamide and Glycolic Acid to brighten dull-looking skin and refine skin texture. This anti-aging serum is formulated around Niacinamide and Acetyl Hexapeptide-8 to soften the look of wrinkles and strengthen the s

This source-based comparison does not add ratings or recommend a winner.

  • This brightening serum is formulated around Niacinamide and Glycolic Acid to brighten dull-looking skin and refine skin texture.
  • This anti-aging serum is formulated around Niacinamide and Acetyl Hexapeptide-8 to soften the look of wrinkles and strengthen the skin barrier.