HYPERPIGMENTATION

This study tested seven different cosmetic creams to see if they could prevent skin darkening caused by high-energy visible light (like from the sun or screens). 33 healthy adults with fair to medium skin had creams applied to their back before being exposed to a specific blue-vi…

This 4-week pilot study tested two brightening serums against 4% hydroquinone in 18 adults with hyperpigmentation or melasma. Each participant used different products on each side of their face to compare results. The goal was to see if the serums could improve skin tone evenness…

This completed study tested a brightening treatment (a type of chemical peel) combined with a retinol serum and post-procedure cream on 11 healthy women aged 20 to 65 with moderate facial pigmentation from sun exposure or blemishes. Participants received four treatment sessions t…

This study tested a dark spot corrector serum along with two different skincare routines in 48 women with moderate age spots. Over 16 weeks, doctors checked if the spots got lighter, smaller, or less noticeable. The goal was to see if the treatment was safe and effective for impr…

This study tested a special laser (1927nm) to reduce dark spots on the face in 15 adults with Fitzpatrick Skin Types V and VI (darker skin). The goal was to see if the laser works and to find the best skin care routine before and after treatment to avoid side effects like scarrin…