This randomized controlled trial compared the effectiveness and side effects of red light (RL) and blue light (BL) therapies for mild-to-moderate acne vulgaris in 28 participants. At a two-week follow-up, RL therapy showed a 36.2% reduction in total acne lesions, compared to 30.7% for BL (p > 0.05). RL therapy
This systematic review and meta-analysis evaluated the effectiveness of blue-light therapy in treating acne vulgaris, analyzing 14 randomized controlled trials with a total of 698 participants. The study found that while some trials reported significant investigator-assessed and patient-reported improvements, the mean differences in inflammatory and non-inflammatory lesion counts were not
This study evaluates a pantothenic acid-based dietary supplement for treating mild to moderate acne vulgaris. Over 12 weeks, the treatment significantly reduced total acne lesions and improved inflammatory lesions and Dermatology Life Quality Index (DLQI) scores, with no adverse effects. The supplement was safe and well-tolerated, showing potential as an
