Cosrx AHA 7 Whitehead Power Liquid vs Timeless Vitamin C Serum

  • Great for clearing acne
  • Gentle enough for sensitive skin
  • Smells like nail polish
  • Takes a while to work
  • Not suitable for all skin types
  • Great for brightening skin
  • 3 months shelf life
  • May oxidize over time
  • Not sure if it's effective long term
  • Affordable

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