Yohanes Firmansyah, Dr, Mh, Mm

This study tests whether adding a special stem-cell liquid (secretome) to standard light therapy helps restore skin color in people with vitiligo. 150 adults with stable, non-segmental vitiligo will receive either the secretome via microneedling or injection plus light, or light …

This study tests three gels for mild-to-moderate acne: a standard clindamycin-retinoid cream, the same cream plus dexamethasone, and a new gel made from stem cell secretions (secretome). 189 people aged 15-40 will use one of the gels for 8 weeks. Researchers will measure how much…