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.
Cattle and sheep are the two meat sources that may contain steroid hormones. Estradiol, progesterone, testosterone, zeranol, trenbolone acetate and melengestrol acetate are approved by the federal government for use with cattle and sheep, but not for use with poultry or hogs.