Red light therapy dosage determines how much light energy the body absorbs over time. The key formula is Energy (J/cm²) = Irradiance × Time ÷ 1,000. Different goals need different doses: 3–15 J/cm² for skin care and 20–60 J/cm² for deeper tissues. Too much light (>80 J/cm²) may reduce results. Because devices, wavelengths,
Red light therapy enhances skin health, boosts cellular energy, and accelerates healing for a revitalized, youthful appearance and improved overall well-being.