The tablets contain vitamin C (1,000 mg) and vitamin D (1,000 IU), and are individually packaged for safety and portability. Each pack contains 120 tablets, which is a total of 60 days' worth of tablets taken 2 times a day. The safe individual packaging and light weight make it easy to carry, so you can take it anywhere, such as camping, outdoors, business trips, travel, or the office.