21.   The drugs are designed to stimulate the body to produce more insulin, a natural hormone needed to process blood sugar.

22.   The natural hormones she discusses can be obtained only by prescription and are not to be confused with over-the-counter products with low concentrations of hormone.

23.   Then I went to a lecture by a naturopath about natural hormone replacement therapy.

24.   These chemicals, they say, mimic natural hormones like estrogen and even in minute quantities can disrupt vital processes like fertility and fetal development.

25.   Besides being a performance-boosting drug, nandrolone is also natural hormone found in the human body.

26.   EPO, a natural hormone used in the treatment of kidney patients, stimulates the production of oxygen-rich blood cells.

27.   EPO, a natural hormone used in the treatment of kidney patients, stimulates the production of oxygen-rich red blood cells.

28.   Natrecor, known chemically as nesiritide, is a bioengineered version of a natural hormone that helps dilate blood vessels.

29.   Progesterone is a natural hormone produced by the ovaries.

30.   Testosterone is a natural hormone that increases muscle mass.