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Natural Sex Boosters
Natural Sex Boosters: Can You
Rev Up Your Libido?
Some swear a supplement or two can get
sexual desire sizzling again -- but what do the
studies show?
By
Jeanie Lerche Davis
WebMD Feature
Reviewed by
Michael W. Smith, MD
Got bedroom troubles? Waning sexual desire or erection
problems are very common.
Maybe you've been tempted to try ginseng, gingko, and similar supplements.
There's no
lack of products out there.
What are these
supplements? Do they live up to their promises? Are there any
studies
showing they work? Do they have bad side effects? Are they worth the cash?
Is a romantic
bath for two a better solution?
Getting Sex
Supplement Advice
For advice on women's supplements, we turned to Hilda
Hutcherson, MD, clinical
professor of obstetrics and gynecology at Columbia University
Medical Center, and author
of the book Sex and Pleasure: A Woman's Guide
to Getting the Sex You Want and
Need and Deserve.
The supplements are generally harmless, she tells WebMD.
She has found that herbal oils
and supplements do seem to help some women having trouble with
sexual desire and vaginal
dryness. Yet she always advises talking to your doctor before
taking any supplements -- as
some have dangerous side effects.
We also spoke with Christopher Saigal, MD, assistant
professor of urology at UCLA
School of Medicine, about men's supplements -- mostly for erectile
dysfunction (ED). He's
got an open mind about supplements that mimic Viagra, but he's also
got definite opinions.
If you're buying an off-the-shelf supplement, the quality
is worth questioning, Saigal says.
"There is so much fraud in this industry," Saigal tells
WebMD. "Go to a site that evaluates
the contents, like Consumerlab.com. One
evaluation of ginseng showed that half the brands
had contaminants like pesticides. So buyer beware.
Look for high- quality products."
Sexual Desire,
Supplements…and the Science
Ginseng:There are two kinds of ginseng -- Siberian
ginseng, which is typically used as an
aphrodisiac, and red Korean ginseng, which is used in
Chinese traditional medicine and is
better studied, explains Saigal.
"Ginseng, like a lot of herbs, is thought to work by
helping the body make more nitric oxide
-- as does Viagra," he says. "A couple of good studies showed some
effect from ginseng, so
people can look at this as an alternative to Viagra. But
it's not going to be as effective as
Viagra or Levitra or Cialis."
Ginseng appears to help women, too, says Hutcherson.
"Ginseng gives people energy, and
you need energy and endurance for sex, right?"
Black Cohosh: In the past, black cohosh has been
used to treat arthritis and muscle pain.
Today, it is marketed to treat hot flashes, night sweats, vaginal
dryness, premenstrual
syndrome, and other menopausal symptoms.
"Black cohosh has estrogen-like properties, and increases
blood flow to the pelvis -- which
increases arousal and response to sexual
stimulation," Hutcherson says. "More blood flow
means more lubrication, and that's good for
sex." The National Institutes of Health (NIH) is
funding studies of black cohosh
as a treatment for menopausal symptoms.
Sexual Desire,
Supplements…and the Science continued...
Chasteberry (Vitex): Chasteberry is native to the
Mediterranean region and western Asia
-- and is approved in Germany for premenstrual and menstrual
problems. It is said to
increase sexual desire by boosting the hormone progesterone and
the brain chemical
dopamine.
Chasteberry also
decreases the brain chemical prolactin that interferes with
sexual desire. "It
works for some patients," Hutcherson says.
L-Arginine (Arginine): Arginine is an amino acid
the body needs for many functions, like
boosting immunity. The body also uses arginine to produce nitric
oxide -- an effect similar to
Viagra. Arginine has been found to improve blood flow to the
penis.
One study showed improvements when L-arginine, glutamate,
and yohimbine were
combined. (Yohimbine is FDA approved as a drug therapy for
ED, so how much of the
effect was due to arginine is unknown.) Another study
showed "significant improvement in
sexual function" when L-arginine and
pycnogenol were combined - - but not when L-
arginine was used alone.
Arginine is generally safe, although there may be drug
interactions -- especially with high
blood pressure drugs. In addition, men taking Cialis,
Levitra, or Viagra – or nitroglycerin
(nitrates) for chest pain (angina) -- should be
cautious as combining them with L-arginine
can cause a potentially serious drop in blood pressure.
"It's something to try. And if it works for those
arteries, it could also help the heart arteries,
too. Men with heart disease might benefit most from
taking arginine," says Saigal.
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Gingko: Gingko has been used in traditional Chinese
medicine for thousands of years.
Gingko leaf extract is used today to boost mental
power, treat
asthma, fatigue, and sexual dysfunction. Some studies show that gingko enhances the effects of
nitric oxide -- which allows
better blood flow to the penis.
"Gingko is one of those herbs that's pretty popular," says
Saigal. "The thing is, there's no great data on it." Gingko is thought to help with
sexual dysfunction
related to antidepressant use, he notes. "One study showed that gingko made no
difference; the other showed some
slight difference. There may be a large placebo effect,
but there have been anecdotal reports that it helps some people."
Yohimbe: Yohimbe is derived from bark of the
yohimbe tree, native to Africa -- and
traditionally used as an aphrodisiac. In current times,
"this extract has
been shown to be moderately effective in treating ED," says Saigal. "It may perhaps
increase erections and libido, because
it has some effect on the brain.
Some studies indicate that yohimbe may help ED in men
taking antidepressants, although research in this area is limited. Caution: Some
yohimbe
bark extracts may not contain significant amounts of yohimbine, so they may not have these
effects. "There's a buyer- beware
issue," Saigal adds. "A lot of supplements use
names that sound like yohimbe but are basically worthless. Look at the content label.
Make
sure it's from the yohimbe tree." Also, look for the name of the active
ingredient -- yohimbine or yohimbine hydrochloride.
Sexual Desire,
Supplements…and the Science continued...
Maca: Maca is a vegetable native to Peru -- and is
traditionally used as an aphrodisiac, says Saigal. "There have been rat studies, but
studies to
support its use are very limited," he adds. "But because it's a vegetable, maca won't hurt
you."
Pycnogenol:
Pycnogenol is an extract of the bark from French maritime
pine. It is believed that pycnogenol helps protect blood vessels
and
boost production of nitric oxide -- similar to L-arginine, yohimbe, gingko, and ginseng.
"Some studies show that taking L-arginine and pycnogenol
together boosts nitric oxide production," says Saigal. "Those weren't
randomized trials [compared to
placebo], but there was an effect. So there's some effect in combining the two."
ArginMax: If female patients are interested in
herbs, Hutcherson guides them to ArginMax (a combination of Panax ginseng, L-arginine,
ginkgo biloba, damiana, multivitamins and minerals).
Two large clinical studies found that ArginMax improved
sexual function in menopausal and other women with low sexual desire,
Hutcherson explains.
Zestra for Women: Zestra, a blend of botanical oils
and extracts, is designed to increase female sexual desire, arousal, pleasure, and
satisfaction when applied to the female genitalia, says Hutcherson. Zestra’s ingredients
include: borage seed oil, evening primrose oil,
angelica extract, coleus extract,
vitamin C, and vitamin E.
In a preliminary study, Zestra was shown to increase
sexual sensation, arousal, pleasure, and satisfaction in "normal women" and women
with
arousal problems. Zestra also helped with sexual side effects related to
antidepressants.
"You rub it on your clitoris, which is supposed to
increase blood flow," Hutcherson explains. But "I don't know whether it's the Zestra that
works or because they're rubbing the clitoris."
The NIH is launching a clinical study comparing Zestra to
placebo in women with a variety of sexual dysfunctions, including problems with
interest, desire,
arousal, and orgasm.
Vitamin E: Vitamin E oil -- when applied to the
vagina -- helps improve lubrication. "It is very effective," Hutcherson says.
Read
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Be
certified and designated as a Certified Massage Therapist.
Cautionary Notes About
DHEA Supplements
DHEA (dehydroepiandrosterone) is a natural hormone that is
converted into male and female sex hormones in the body. DHEA is sold as
an antiaging supplement that improves energy, strength, and
muscle, plus it increases immunity and burns fat.
However, the NIH says, "there is no conclusive evidence that DHEA
supplements do any of these things,” and "there is little scientific
evidence to support the use of DHEA as a 'rejuvenating'
hormone."
Long-term effects of DHEA supplements have not been studied -- but
there are "early signs that these supplements, even when taken
briefly, may have detrimental effects on the body, including liver
damage."
Even if DHEA does rev your libido, it won't help erections, Saigal
says. "If the goal is a better erection, getting more testosterone won't
help. I advise using a pharmaceutical instead. I would say, start
with [Viagra, Cialis, or Levitra] first -- especially since we don't know the
long-term effects of DHEA."
Keeping Your Libido
Healthy
Pills aren't the only answer. If flagging sexual desire is the
problem, "find something that adds spice," Hutcherson says. "Find something
interesting that stimulates your mind, since the brain is
the largest sex organ."
Her libido-boosting
suggestions:
-
Sleep in the bedroom. Have sex
anywhere else -- the den, kitchen, or laundry room.
-
Seize the moment wherever,
whenever, it hits.
-
Buy something new. New
lingerie definitely qualifies.
-
Send hot sizzling notes to
each other during the day.
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Buy a sex toy. Read an erotic
novel together. Watch an erotic video.
"There are so many things, you can never run out of ideas,"
Hutcherson says. "What helps most -- the best aphrodisiac -- is going on a
field trip to an adult store together. Try different
things, touch, giggle, have a good time. You find you can't wait to get home to try them."
Protecting Your Sexual
Desire
To keep your libido in prime form, you've got to walk, jog -- do
some kind of aerobic exercise daily. Maybe it doesn't sound sexy, but a
two-mile walk every day keeps the blood flowing, Saigal says.
Losing weight (if you're obese) and eating a low-fat diet also
helps restore sexual function, he adds. "You'll feel better about yourself, and
your partner will be more interested in you. You'll
also help your heart." And that’s very sexy.
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