Since its creation in 1999, WENEOS (formerly known as HelioScreen) has established itself as the benchmark laboratory specializing in the evaluation of sun protection for cosmetic products. As a leader in the development of alternative solar testing methods, WENEOS is actively involved in the elaboration of international solar protection standards, demonstrating our commitment to research, innovation and the continuous improvement of our testing processes.

Our dedication to traceability and quality in sunscreen testing reaffirms our position as a pioneer in the cosmetics sector, offering our customers world-class scientific expertise. With years of experience in sun protection evaluation, WENEOS is your trusted partner, guaranteeing the efficacy and safety of sun protection products thanks to cutting-edge, reliable testing methods.