Context: Evaluation of visual quality in soft and rigid gas-permeable contact lens wearers. with an emphasis on twilight vision. Purpose: To assess the visual acuity and visual performance at dusk before and after soft and rigid gas-permeable contact lens (CL) correction in healthy subjects. Settings and Design: This prospective study was conducted in a tertiary eye-care center. https://parisnaturalfoodes.shop/product-category/gaba/