Vitamin C 15% Refillable Treatment Serum to Brighten and Smooth

Fig.1 Vitamin C 15% Refillable Treatment Serum to Brighten and Smooth is an excellent serum with an overall score of 8.2/9.8. Positioned in the mid-range bracket, it delivers a well-rounded formulation that balances efficacy with gentleness. The formula leads with Ascorbic Acid, Glycerin, Propanediol — ingredients that actively target skin concerns.

It performs well on low irritation risk (9.5).

Is this right for you?

Great for

• ✓Sensitive skin — low irritation risk with a gentle formulation
• ✓Safety-conscious shoppers — clean formulation with minimal flags
• ✓Ingredient-aware buyers — transparent, well-documented formula

Key ingredients

• ✶
  Ascorbic Acid

  Works on your skin — #2 in the INCI list

• ✶
  Glycerin

  Draws in moisture — #3 in the INCI list

• ✶
  Propanediol

  Draws in moisture — #5 in the INCI list

• ✶
  Tocopherol

  Works on your skin — #6 in the INCI list

• ✶
  Pentylene Glycol

  Draws in moisture — #8 in the INCI list