Bone Density. Guide. A bone density test measures the density of minerals (such as calcium) in your bones using a special X-ray. This information is used to estimate the strength of your bones. We all lose some bone mass as we age.
On most lists of products containing estrogen, animal products like milk and beef are at the very bottom. Milk, for example, is said to provide 1.2 micrograms of estrogen per 100 grams.
Estrogens have wide-ranging effects throughout life and in both sexes. Most backboned animals depend on the hormones to control and regulate female development, reproduction, and sex characteristics. Their signals also affect blood fat levels, enzyme production, water and salt balance, bone density and strength, skin and blood vessel elasticity, heart muscle, and brain functions such as memory and sexual and maternal behavior.