Red LED therapy can significantly improve skin complexion, collagen production, skin roughness, and wrinkle status.
A study by Weiss et al. showed that 90% of patients (n=300) who received LED therapy observed softer skin texture and reduction in roughness and fine lines.
References: Avci P, Gupta A, Sadasivam M, et al. Low-level laser (light) therapy (LLLT) in skin: stimulating, healing, restoring. Semin Cutan Med Surg. 2013;32(1):41‐52. Wunsch A, Matuschka K. A controlled trial to determine the efficacy of red and near-infrared light treatment in patient satisfaction, reduction of fine lines, wrinkles, skin roughness, and intradermal collagen density increase. Photomed Laser Surg. 2014;32(2):93-100.