Orgain Inc.expanded its line of Orgain ready-to-drink nutritional shakes for adults with the introduction of an organic, nutritional shake formulated specifically for children. Orgain Healthy Kids is sold in 250-ml. aseptic cartons and available in Chocolate, Strawberry and Vanilla flavors. The packaging carries the same minimalist design cues from the first Orgain brand, but adds a cartoon monkey and fresh ingredient images to entice children, the package design firm says. Orgain Healthy Kids launched nationally at Whole Foods Market stores and is available for $2.39-$2.49.