Organizations need to be clear about their target populations and know the demographics of their constituencies in comparison to the larger community. For example, a target population could be all of the people in an organization's local community, everyone in the state, or people living at or below the poverty level within a given community. After clearly defining its constituency, an organization can evaluate whether or not it serves all racial/ethnic groups within that constituency proportionately.
For bone health, an adequate intake of vitamin D is no less important than calcium. Vitamin D is found in milk and vitamin supplements, and it can be made by the skin when it is exposed to sunlight in the summertime. But not all sunlight is created equal.
1 Vitamin D helps the absorption of calcium from the intestines. 2  A lack of vitamin D causes calcium-depleted bone (osteomalacia), which further weakens the bones and increases the risk of fractures.. An adequate calcium intake and adequate amounts of vitamin D are important foundations for maintaining bone density and strength. However, vitamin D and calcium alone are not sufficient treatment for osteoporosis and are given in conjunction with other treatments. Vitamin D is important in several respects: