What Phototoxic Essential Oils Actually Are (and Why It Is Not an Allergy) The Phototoxic Essential Oils List: Cold-Pressed Citrus and a Few Surprises The Numbers Most Guides Skip: Safe-Use Levels and Bergapten Content Distilled vs Expressed vs FCF: Why the Same Citrus Can Be Safe or Risky The Timing Rule: The 12 to 18…