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Part Two...

Progesterone vs. Progestin:
Vive La Différence!

Clara Felix
Reprinted with permission from
The Felix Letter: A Commentary on Nutrition

Question: What can progesterone supplementation do for menopausal and postmenopausal women:

When ovarian progesterone and estrogen levels drop at menopause, the controllers in the brain try to 'goose' the ovaries into producing more again. The big rise in hypothalamic 'goosing' hormones is blamed for hot flushes, mood swings, disturbed sleep, etc. When estrogens are prescribed, blood levels go high enough to turn down the brain's goosers, and everything quiets down, sort of.

Dr. Lee proposes that a new syndrome be recognized: estrogen dominance. It happens in younger women as a result of anovulatory periods, as described, and in older women who are given estrogen but not progesterone.

Estrogen's effects are almost opposite to progesterone's (see above). In the absence of progesterone's tempering influence, estrogen dominance can lead to:

  • increased body fat

  • salt and fluid retention

  • decreased libido

  • impaired blood sugar control

  • impaired thyroid activity

  • depression and headache

  • increased blood clotting

  • increased risk of breast & uterine cancer

Progesterone supplementation blocks many of estrogen's potential side effects. Hot flushes, etc.. are alleviated because not only does the rise in progesterone blood levels dampen the hypothalamus signals, but estrogen levels may increase as well. Remember, estrogens are made from progesterone (via androstenedione and/or testosterone), but not vice versa! (Who said nature was simple!)

The Big Question: What about osteoporosis ?

Every older woman worries about becoming a little old lady, should her spinal vertebra start telescoping; or is concerned about developing fragile bones that break from minor falls and stresses. Estrogen counters one aspect of bone loss but Lee says most clinicians still don't realize nature gives progesterone an equal if not more important part in the process.

Osteoclasts [with a 'c'] are bone cells that resorb (dissolve away) older bone, leaving tiny unfilled spaces behind. Osteoblasts (with a 'b'] then "move into these spaces and produce new bone...At any stage in life, one's bone status is a product of the balance between...bone resorption and new bone formation," known as remodeling.

It's clear that estrogen replacement therapy does slow down bone resorption by the osteoclasts, but it doesn't build new bone. The least acted-upon information in the HRT world is that natural progesterone stimulates new bone formation by osteoblasts.

In the book's foreword, Lee describes his own unforgettable trials with osteoporotic patients. Estrogen plus calcium and vitamin D were not doing enough for their bone problems. Beginning about 1979, he began to treat these women with natural progesterone applied to the skin as a creme. He knew that all steroids were absorbed well transdermally.

"Faced with menopausal osteoporotic patients unable to use estrogen by reason of prior breast or uterine cancer or other contraindications, it seemed entirely reasonable to me to offer them the option of using a progesterone skin cream moisturizer readily available over-the-counter.

"...Dr. Malcolm Powell had just recently opened a local facility offering relatively low cost dual photon absorptiometry (DPA), thus making accurate evaluation of bone mineral density a reality for those of us in clinical practice.

"To my considerable surprise, serial lumbar DPA tests showed actual increase, rather than mere delayed loss, in these patients. With that as encouragement, I broadened the scope of progesterone therapy to include patients already on estrogen and found the same results. As if that were not enough, the patients reported...increased alertness and energy, relief of breast fibrocysts and related mastodynia, recovery from mild hypothyroidism, decreased need of aspirin or anti-inflammatory drugs, normal blood pressure in those previously with mild hypertension, and most unexpected of all, a return of normal libido. The icing on the cake was the fact of no hint of side effects." The years since have provided repeated, solid validations of the benefits from using natural progesterone creme, with or without natural estrogen, for his osteoporotic patients.

His book is perhaps the most enlightening treatise on safe, practical hormonal and nutritional means to treat (and prevent) osteoporosis that one could ever hope to stumble across, whether as a health worker or layperson. Medical shortsightedness about this enormous problem and the suffering it brings (osteoporosis causes over 1.3 million fractures a year in the U.S. at an estimated cost of over 10 billion dollars), guarantees that the experts who rely on estrogens are no closer to solving it than they were 20 years ago. Dr. Lee told me on the telephone, "I'm getting calls from angry M.D.'s all over the country. They're.kicking themselves for having allowed the pharmaceutical gang to pull the wool over their eyes for so many years!"

Dr. Lee, a fine writer, makes the progesterone story clear and readable but provides the technical charts and references scientists appreciate. He offers precise information on dosages and applications for a multitude of female needs and conditions. To learn more about Dr. Lee's use of Pro-Gest, see his books, Natural Progesterone: The Multiple Roles of a Remarkable Hormone and What Your Doctor May Not Tell You About Menopause.

Forager Time Again, Folks?

The important question to ask ourselves is why would nature make the mistake of granting many decades of life to women after childbearing is over, and yet cause our bodies and bones to become too decrepit, unlike men's, to make those years worthwhile?

Dr. Lee's insightful answer: "Mother Nature did not make the mistake; we did. Just as with phytoestrogens, many (over 5000 known) plants make sterols that are progestrogenic." The Mexican yam (Dioscorea), from which diosgenin is extracted and converted easily to progesterone, is one of many edible yams native to all tropical and subtropical areas. The rhizomes of some species grow up to six feet in length - our foraging ancestors would've been tripping over them! They're still a cheap, nourishing staple all over the world.**** Like another great source of easily digested carbohydrates - cassava roots - yams are safe for gluten intolerant people, and are a rich supplier of thiocyanate whose manifold virtues are described in other FL issues.

In populations where foods are eaten every day that supply progestrogenic substances and phyto-estrogens (plant estrogens), Lee writes, "not only do the women of these cultures have healthy ovaries with healthy follicles producing sufficient progesterone, but, at menopause, their diets provide sufficient progestogenic substances to keep their libido high, their bones strong, and passage through menopause uneventful and symptom-free." Nature didn't make a mistake, after all!

Further, he states, traditional practices among many cultures provide relief "by the use of herbs, such as Dong Quai, Black Cohosh, and Fennel, which contain active estrogenic and progestogenic substances."

I treated myself to an extract of wild yam, and one of phyto-estrogens, at an herb shop in Berkeley. I also picked up ginseng and dried-yam root from the fragrant offices of a doctor of Chinese medicine. "We have many uses for the Dioscorea species," he tells me.

In other words, we womenfolk have an obligation to educate ourselves (and our doctors) about time-honored, safe options, even if it means mucking about with herbal concoctions and hunting for the as yet few enlightened books on the subject, like these:

  • A detailed guide to women's herbs is Susun S. Weed's Menopausal Years, The Wise Woman Way, Alternative Approaches for Women 30-90, 1992, Ash Tree Publishing, PO Box 64, Woodstock NY 12498.

  • The subtitle of the 1993 book by Betty Kamen, Ph.D., Hormone Replacement Therapy: YES or NO? tells it all: "How to make an informed decision about estrogen, progesterone, & other strategies for dealing with PMS, menopause, and osteoporosis." (Nutrition Encounter, Inc., Box 5847. Novato, CA 94948.) Dr. Kamen. a veteran researcher and medical writer, has a world of information at her fingertips, offering both medical and alternative approaches and backing them up with studies galore. Guess what one of her favorite remedies is. Uh-huh, natural progesterone creme! "When you intervene with estrogen," she writes, "you're adding a powerful hormone that has a direct effect on tissue all over your body. But progesterone is more of an intermediate building block, while leaving the natural control and regulation mechanisms in place. That explains why it's so much safer to use natural progesterone than estrogen."
    Kamen dedicates her book "to John R. Lee, M.D., whose rare vision has made optimal health a reality for many women, regardless of age."

  • Another valuable reference, Ann Louise Gittleman's Super Nutrition for Menopause (Pocket Book, 1993, Simon & Schuster, NY), tells how a program of nutrients and exercise, tailored especially for the woman at midlife, will take the kinks out of menopause. Gittleman, a clinical nutritionist and best-selling writer on nutrition as a healing force, deplores the "medicalization of this natural midlife process." She explains fully the physiological changes at menopause, illuminates the hormonal dilemmas, and lays out well researched alternatives to synthetic HRT, such as herbal remedies, homeopathy, and, yes, natural progesterone creme!

Her book confirms what I feel about my own life, well past midpoint. Lucky to live where I'm shielded from war and famine, the energies I used to use for staying pretty I can divert towards getting wiser! By virtue of social security and good habits of health that include giving the 'medicalization' model a wide berth, I can ease into the role of 'tribal elder,' sopping up and dispensing wisdom, working for love not money!

The Felix Letter, P.O.B. 7094, Berkeley, CA 94707
is published independently by Clara Felix and supported solely by subscription.
Subscription $12/yr (6 issues), $22/2yrs (12 issues).

**** The common sweet yams sold in U.S. are a variety of sweet potato - nourishing foods but not related to Dioscorea species and probably not, as far as I can tell, high in diosgenin. (back to where you were)

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