ExplainerIPL, Q-Switched, or Picosecond: How the Three Main Light Treatments for Age Spots Actually Differ
All three can clear solar lentigines, but they work on different physics, suit different skin tones, and fail in different ways. Here is what the mechanisms tell you before you book anything.
By Marisol Etcheverry · August 9, 2026 · 5 min read







