WHY TAKE IT If you work indoors or wear sunscreen, since our bodies convert sunshine into vitamin D. If you live anywhere north of the 37th parallel since the northern hemisphere does not get strong enough sunlight for sufficient vitamin D production. If you are looking for good bone and teeth health. Because a majority of North Americans are vitamin D deficient and it’s impossible to get through diet. Helps in the absorption and use of calcium and phosphorus. Each recyclable bottle contains 62 vegan capsules which when taken daily is a two-month supply (Take 1 capsule daily).