A nanogram is one billionth of a gram. We can t do anything about aging. As humans age, their endocrine system produces less estrogen and testosterone. The natural hormones decline with age. This loss creates thinner skin, weaker bones, aging spots, memory loss, graying hair and reduces sex drive.
Octogenarians have a longer natural hormone production.
It is now a proven fact that women who take estrogen replacement therapy during and after menopause have a 2-year longer lifespan than those who do not take estrogen. Hormone replacement therapy is evolving as an accepted medical practice and the potential is many more years of healthful life. To answer this question, we would like to quote Dr. Gary Smith Ph.D., who is acknowledged as one of the world s best known meat scientists. The amount of natural hormones in the meat we consume is a tiny fraction of what our own bodies produces naturally. A man s body produces 15,000 times the amount of estrogen, daily, than he can get from 1 lb. of beef while a pregnant woman s body produces several million times that amount .