Emergen-C Crystals offer the same great Emergen-C immune support (1) in a convenient, no-water-needed crystal popping experience. Just pour the crystals in your mouth and feel the pop to emerge your best on-the-go. These convenient immune support products feature essential nutrients, including B vitamins to enhance energy naturally, 500 mg of vitamin C per stick pack, and other immune supporting (1) antioxidants, including zinc and manganese (1). Emergen-C Crystals feature caffeine-free, gluten-free and vegetarian ingredients. For daily immune support (1), simply open the dietary supplement packet, pour the crystals in your mouth, and feel the popping—no water or mixing needed. The box contains 28 Emergen-C vitamin C with zinc stick packs.