CC 5 Bought these as they are chewable and could help me get more vitamin D. Added bonus of also including calcium and magnesium. Great vitamin that I feel really helps me. Package says that you can take up to 6 pills (they are very small) in a day but I take three in the morning, so incidentally one pack lasts me a long time. Have been buying them for 3 years and will definitely continue to use them.