Home > Encyclopedia of Alternative Medicine > Natural Hormone Replacement Therapy

Definition

Natural hormone replacement therapy (NHRT) is the use of non-synthetic, bio-identical hormones (estrogens, progesterone, and/or testosterone), derived from plants), to treat hormone imbalances and deficiencies. The first oral contraceptive pill was originally derived from Dioscorea species, wild yam; later soy was used as the precursor for oral contraceptive hormones.

Origins

Chinese medicine has made use of phytohormones for thousands of years. Natural progesterone was first crystallized from plants in 1938. NHRT was developed in the late 1970s and became available commercially in the early 1980s. By 1989 micronized (very finely ground) progesterone was developed for better absorption into the bloodstream. The use of NHRT has increased as women have become increasingly dissatisfied with conventional hormone replacement therapy (HRT) because of ineffectiveness, side effects, and/or growing concerns...