Fecha de publicación: -- Fuente: WIPO "tomato" The present invention discloses a process for preparation of marigold extract self-emulsifying drug delivery system for carotenoids using marigold oil blend. The invention is specific to two-step process comprising the preparation of marigold oil blend followed by marigold extract self-emulsifying drug delivery system especially for carotenoids. The process results in a self-emulsifying or self-micellizing system, which forms microscopic micelles upon incorporation of water and encapsulates the carotenoids within the core. The process results in effective drug delivery system with improved stability and bioavailability of carotenoids.