L. Schoeffel, E. Besic Gyenge, S. Hettwer, B. Obermayer
Hair loss and thinning are persistent challenges for consumers seeking effective yet convenient solutions. While leave-on treatments promise strong efficacy, rinse-off formats are often perceived as less potent due to limited contact time. This study evaluated the performance of a bioactive complex based on pumpkin (Cucurbita pepo) seed extract, incorporated into a shampoo formulation. Over a 180-day period, treatment with 1 % active ingredient delivered clinically significant improvements compared to placebo, including improved hair density, healthier follicular activity, and better hair cycle balance. Volunteers experienced a visible reduction in shedding and an acceleration of natural growth, resulting in longer, fuller hair and improved scalp coverage. The findings confirm that a rinse-off formulation can deliver clinically relevant outcomes when powered by an active designed for strong molecular interactions and nutrient support. This innovation bridges the gap between consumer convenience and proven efficacy, positioning rinse-off products as a new generation of treatment-oriented hair care solutions.
