Ancient blue dye as medicine?

Ancient blue dye as medicine?

Ancient blue dye as medicine? read our new Harmoniously Herbal blog post on Indigo Naturalis AKA Qing Dai 青黛, and how its worked as a beloved pigment over the last couple hundred years, as well as being an effective medicine (notably for Psoriasis).
August 07, 2024 — The Herb Depot