Anti-Acne Microneedle Patches Safe and Effective

Anti-acne microneedle patches were effective at improving skin pigmentation and reducing acne volume. Among 30 patients, acne volume was reduced by 12.3% after three days and another 10.0% after seven days. After 28 days, skin melanin decreased by 5.9% and heme by 7.8% with no adverse reactions.