Careprost is used to grow your eyelashes, making them longer, thicker, and darker. The active ingredient in Careprost eyelash grower is called bimatoprost. Research suggests that the growth of eyelashes occurs by increasing the percentage of hairs in the duration of the anagen (or growth) phase of the hair follicle. You can order Buy Careprost from our online store. Bimatoprost prolongs this growth phase, promoting longer lashes. It also promotes additional lashes to grow, so your lashes become fuller.