Some people have the impression that eating a diet that contains a substantial amount of animal protein leaches calcium from the bones. This is a special concern to older men and women who have a tendency to lose bone strength. A new study of women, ages 52–69, showed that they absorbed and retained calcium equally well from a high-meat regimen and a diet that combined soy and meat protein.

(Journal of Clinical Endocrinology & Metabolism, 90:181-189, 2005.)