Kinderyte, makers of functional hydration powder products, has introduced two new varieties: Kinderlyte Sleep and Kinderlyte Immunity. The latter features a plant-based blend of elderberry extract, Vitamin C, Vitamin D and Zinc, while the former uses a proprietary blend of melatonin and botanicals. Both are now available at Walgreens, CVS, and for a suggested retail price of $11.99 per 6-count pack.