Unlock the science, safety, and real‑world uses of the vibrant antioxidant that’s turning heads in sports, skin care, and longevity circles. ALT: Pink‑red microalgae (Haematococcus pluvialis) producing astaxanthin in a laboratory culture. Table of Contents What Is Astaxanthin? How It Works in the Body Proven Benefits (Science‑Backed) Emerging & Limited‑Research Benefits Dosage Guidance & RDA…