Comparing a Red and Blue Light-Emitting Diode Light Device With an Existing Blue Light Device for At-Home Treatment of Inflammatory Acne: An Open-Label Randomized-Controlled Trial

Daily at-home treatment with RBL led to significantly reduced inflammatory and total acne lesions at 4W and 8W. Although equivalent to BL in most outcomes, RBL demonstrated a significantly greater reduction in median ISGA.