Contents of this article

  1. Skin Irritation and Sensitivity
  2. Increased Sun Sensitivity
  3. Not Safe During Pregnancy or Nursing
  4. Retinol Purge Phase
  5. Weakened Skin Barrier
  6. Long-Term Effects of Retinol Overuse
  7. Not Suitable for All Skin Types
  8. The Hydrolytic® Duo
  9. Your Questions, Our Priority
References