Palm Oil Tocotrienols
Vitamin E for the New Millennium
About ten years ago, after lecturing in Malaysia, I was invited
to visit and confer with a group of scientists who were involved
in palm oil research in Kuala Lumpur. I knew that the United
States used very little palm oil, so you can imagine my surprise
when I learned that palm oil is the second most common vegetable
oil produced in the world. On my return home, I wrote the first
article about this subject for American audiences. Eventually,
the importance of tocotrienols derived from palm oil began to
surface here, and now it is not uncommon to see tocotrienols
incorporated as a main ingredient in many supplements.
The information that follows is based on the newest research
and developments, and, consequently, the availability of the
newest and best palm oil tocotrienol supplements – an addition
to your regimen that will surely be in your best health
interest.
WHAT ARE TOCOTRIENOLS?
Tocotrienols are fat-soluble vitamins related to the family
of tocopherols. They are natural compounds found in various
foods and oils such as palm olein, rice bran oil, wheat germ,
barley, saw palmetto, and certain types of nuts and grains. The
term vitamin E is now considered to be a generic name describing
the bioactivity of both tocopherol (the vitamin E you are more
familiar with) and tocotrienol derivatives. There are, however,
distinguishing differences in the chemical structures of these
two classes of vitamin E, and the variance is dramatic. (Just
one quick example: Tocotrienols have the power to inhibit or
kill tumors; not so with tocopherols. Read on.)
Vitamin E is recognized as an essential nutrient. Although
fat-soluble, it isn't stored as readily as the other fat-soluble
vitamins – A, D, and K. The average diet today contains
significantly less natural vitamin E than it did 50 years ago,
and 50 years ago it was much less available than at the turn of
the last century. Vitamin E deficiency has been a major
contribution to the increase in degenerative diseases – no
surprise to anyone who understands vitamin E as it relates to
our changing foodways and our unchanging biochemistry.
Note the following:
~ All vitamin Es are somewhat unstable and readily used up
when in contact with polyunsaturated or rancid fats and oils.
~ The processing and milling of food, bleaching of flours,
and even ordinary cooking remove most of the vitamin E content
of whole foods.
~ Fried foods contain oxidized fat byproducts, thereby
increasing our requirement for vitamin E whenever we eat these
foods – which, by the way, are usually devoid of any vitamin E
to begin with!
~ Chlorine, a component of tap water, reduces the absorption
of vitamin E.
~ Estrogen, the second most widely prescribed drug in this
country (the first is Viagra), also depletes vitamin E,
increasing your body's demand for this nutrient.
~ Since vitamin E enhances the use of estrogen stores in
adrenal and fat tissues, its deficiency in our food supply
explains, in part, why so many women are placed on estrogen
therapy. The estrogen may be present, but not released without
the crucial vitamin E. Since estrogen depletes vitamin E, a
vicious cycle is started with the widely prescribed synthetic
estrogens.
The tocopherol family of vitamin E includes the forms alpha,
beta, gamma, delta, epsilon, and zeta, with D-alpha tocopherol
as the most potent. As for the tocotrienols, the forms are
alpha, beta, gamma, and delta, with delta having the greatest
potency of all commercially available tocotrienols. Among our
mistakes, we have isolated the most active components and
offered them for general use. Although the isolated active parts
have their place for specific therapeutic use, we have learned
that for most applications the whole is far superior to the
parts.
The primary function of vitamin E is to serve as an
antioxidant. Without vitamin E, cell membranes, active enzyme
sites, and DNA are less protected from free radical damage.
(Free radicals are DNA-damaging particles that are a byproduct
of metabolism and created by certain processed foods, especially
those heated at high temperatures or those that rancidify
quickly because of their high oil content.) Vitamin E must
modify and stabilize blood fats so that your blood vessels,
heart, and entire body are more protected from frequently
occurring free radical-induced injury.
You probably already know that butter, egg yolk, milk fat,
and liver are your best sources of tocopherol/vitamin E from
foods - the very foods we are warned to delete from our diets.
Tocotrienols only occur at very low levels in nature, with the
highest concentration found in palm oil. So it is virtually
impossible to attain the amount of tocotrienols that show
beneficial effects from your diet alone. For example, you would
have to consume a cup of palm oil a day to get the level
required for effectiveness as described in the studies cited
below. And for totally unfounded reasons, we have that negative
view of palm oil in the United States – a perspective I have
been trying to change for many years! New studies support the
fact that palm oil should indeed have a place in a prudent diet,
contradicting a myth that is peculiar only to this country.
Unlike condemnation of the use of so many other supplements,
vitamin E supplementation has been described favorably in our
traditional medical journals. In fact, the medical literature
our traditional doctor reads advises that vitamin E is one
supplement that can have many incredible major health benefits.
In recent issues of these prestigious journals, the following
statements have been made:
~ Epidemiological studies demonstrate a positive relationship
between vitamin E and the prevention of atherosclerosis and
vascular diseases, even those affecting the brain.
~ Vitamin E can promote the breakdown of homocysteine by
lessening the adverse impact of oxidants on endothelial
function.
~ Vitamin E may decrease the risk of nonfatal myocardial
infarction.
~ Vitamin E enhances gastric healing.
~ The result of strenuous exercise impairing natural immunity
is reduced in the presence of vitamin E.
~ The protective effect of vitamin E against viral or
bacterial infections in experimentally challenged young animals
has been reported. Resistance to the flu was demonstrated in
both young and old test animals.
~ Because vitamin E is reduced in the presence of
hyperthyroidism, nutritional support with this nutrient is
recommended.
~ Ozone exposure causes damage to lipids in our skin, a
consequence that can be reduced by vitamin E application.
~ Vitamin E has shown promising results for tardive
dyskinesia. (Tardive dyskinesia is a syndrome of potentially
irreversible, involuntary movements that may develop in patients
who have been treated with anti-psychotic medications long-term.
A list of other drugs may also cause the problem.)
~ Vitamin E can be used to prevent systemic ultra violet
(UV)-induced immunosuppression.
~ French clinicians demonstrate that vitamin E
supplementation may help to prevent age-related macular
degeneration, another problem increasing in almost epidemic
proportions.
How can you get enough vitamin E?
I have joined the group of researchers who predict that
tocotrienols will be the "new and improved" vitamin E supplement
for the 21st century. It is a natural and more potent vitamin E,
with many additional biological benefits over the more customary
tocopherols.
WHAT ARE THE BENEFITS OF PALM TOCOTRIENOLS?
Research has been demonstrating the value of palm tocotrienol
supplementation. Among the results:
~ Human studies have shown that palm tocotrienols have the
ability to reverse blockage of the carotid artery and platelet
aggregation (the clumping together of cells) thereby reducing
the risk of stroke, arteriosclerosis, and other heart disease
problems.
~ Tocotrienols can help to prevent skin aging and damage from
free radicals generated by UV rays and from environmental
pollutants. Melanoma, also on the increase, can be inhibited
with the delta fraction of tocotrienols. (Melanoma is a serious
disease of tumors of the skin and other organs, too often
malignant.) When applied topically, vitamin E/tocotrienols are
quickly absorbed into the deep layers of the skin.
~ Studies with test animals show that the tocotrienol-rich
fraction of palm oil is capable of protecting your brain against
oxidative damage and thereby from the ensuing adverse
alterations that aaccompany aging.
~ Gamma- and delta-tocotrienols derived from palm oil exhibit
a strong activity against tumor promotion by inhibiting Epstein-
Barr virus. (Tocopherols lack this activity.)
~ Athletes generate a tremendous amount of free radicals.
Palm tocotrienols have been shown to be protective after a
strenuous bout of exercise by preventing protein oxidation and,
as stated above, lipid peroxidation.
~ Lipid peroxides in blood vessels and plasma show a positive
correlation with blood pressure. The antioxidant ability of
gamma-tocotrienol may prevent development of increased blood
pressure by reducing lipid peroxides and enhancing the total
antioxidant status, including superoxide dismutase activity.
~ Palm tocotrienols, as demonstrated by both human and animal
studies, can reduce the production of total serum cholesterol.
Tocopherol does not have this effect. The tocotrienols work by
inhibiting cholesterol production in your liver. In one study,
200 milligrams of palm tocotrienols per day reduced total
cholesterol between 15 to 33 percent in 6 to 8 weeks. More good
news is that the HDL level (the "good guy" cholesterol) was not
affected.
~ The protective effect of palm oil tocotrienol as a potent
antioxidant is significantly higher than that of the dominant
form of vitamin E/alpha-tocopherol. Studies continue to show
that this fraction from palm oil can be considered as an
effective natural antioxidant supplement capable of protecting
cellular membranes against oxidative damage. It can be 40 to 60
times more powerful than vitamin E in the prevention of lipid
peroxidation. (Again: Oxidation leads to free radicals, the
underlying cause of so many diseases.)
~ The delta and gamma factions of tocotrienols can inhibit
certain types of cancer, including human breast cancer. Four
different research centers in the world have demonstrated that
these particular tocotrienols can inhibit both the estrogen-
positive and estrogen-negative breast cancer cells. These four
centers are: University of Reading, UK; University of Louisiana,
USA; University of Western Ontario, Canada; and the Palm Oil
Research Institute, Malaysia.
With the ongoing increase in breast cancer, the inhibition of
the growth of breast cancer cells by palm tocotrienols could
have extraordinarily important clinical implications on world
health. Not only can the palm tocotrienols prevent the growth of
these unwanted cells, but they can also do this in the presence
as well as in the absence of estradiol, thereby protecting
against both hormone-related and other kinds of breast cancer!
It is interesting to note that tocotrienols can inhibit or even
kill normal cells, but only in extremely high amounts -- just as
most any beneficial substance can be detrimental in excessive
quantity. Malignant cells, on the other hand, are very sensitive
to tocotrienols. In fact, the more cancerous the cell, the more
susceptible it is to the destructive effects of tocotrienol, so
very little is required to accomplish its favorable role of
cancer-cell annihilation.
My friends in the Asian Pacific Rim eat high levels of palm
oil and have a very low incidence of breast cancer. Anecdotal,
to be sure, but now understood and confirmed by so many
reputable studies.
HOW MUCH TOCOTRIENOL SHOULD I TAKE AND IS IT SAFE?
Since excess amounts of vitamin E are usually eliminated by
your wise body, toxicity is unlikely. Toxicological and
pharmacological studies show that supplementation with palm
tocotrienols up to 2,500 milligrams per day per kilogram of body
weight does not produce any significant side effects. And
surely, for most purposes, we do not require anything close to
this amount.
Although higher levels can be used for therapeutic purposes,
those who want to enhance their antioxidant intake can use 30 to
50 milligrams of tocotrienols daily, as recommended by research
scientists. Some formulas include additional phyto-nutrients,
such as CoQ10. (CoQ10 is needed in the production of energy for
your heart muscle and has been shown to improve heart health.)
Other formulas may include soy isoflavones, Ginkgo biloba, or
beta-sitosterol. (Beta-sitosterol can help to prevent
cholesterol uptake in your GI tract. By binding the cholesterol,
it can prevent the cholesterol from being absorbed into your
blood.) Additional phyto-nutrients, designed by some of our best
formulators, provide synergy for the palm tocotrienols.
HOW ELSE ARE TOCOTRIENOLS USED?
You may be aware that vitamin E is used extensively in
cosmetics and other personal care products. This is because
vitamin E is the major lipid soluble antioxidant in your skin.
As a more potent antioxidant, tocotrienols have greater
beneficial actions on your skin – the first line of defense
against free radicals generated by our environment.
WHAT SHOULD I LOOK FOR WHEN PURCHASING TOCOTRIENOLS?
Look for a natural, palm oil-derived tocotrienol product. If
minimally processed, it should also contain the other phyto-
nutrients found naturally in palm oil. These include
phytosterols, squalene, CoQ10, and mixed carotenoids, thus
offering a "platter" of a natural and wholesome phyto-nutrient
complex.
Of all the tocotrienols, the delta-tocotrienol has the best
chemical makeup to neutralize free radicals. That's why it's
considered the most powerful antioxidant. Delta-tocotrienols
are scarce (rice-based tocotrienols contain only negligible
amounts), but palm-derived tocotrienols boast significant
amounts – in fact, 10 percent of the total in a properly
processed product! It's the delta faction that is also
responsible for being the most effective for inhibiting
estrogen-negative breast cancer cells.
It makes sense that the presence of other factors inherent in
palm oil contribute to the effectiveness of the delta faction. I
cannot emphasize enough that consuming the whole product, rather
than isolates, is the best approach. No doubt as we continue the
research other advantages will surface for the various, perhaps
as yet unidentified, constituents in palm tocotrienols. Greater
power is always achieved from whole, more natural substances
than from their parts. When it comes to optimal health, research
and clinical observation continue to prove that the gestalt is
primary. Basic patterns and relationships cannot be reduced to
simpler components within natural laws; that is, the whole is
greater than the sum of its parts. The companies producing the
best products observe this principle to the fullest. These
companies also extract and concentrate their palm tocotrienols
from crude palm oil without the use of solvents and with no
adverse environmental impact.
I discovered one natural palm tocotrienol product combined
with a phyto-carotenoid complex. In addition to the full range
of tocotrienols, this product contains carotene, lycopene,
natural palm squalene, and phytosterols commonly found in fruits
and vegetables. This supplement contains a ratio of carotenes
that mirror the carotenoid content found in carrots. A good mix!
IN SUMMARY
In summary: Phyto-tocotrienols help to reduce cholesterol,
they are anti-carcinogenic, and they have anti-tumor and anti-
thrombotic effects, thereby helping to prevent cardiovascular
disease. This undoubtedly appears to be a supplement that can
make a major contribution to changing our worst ill-health
statistics.
An excellent article appeared recently in Clinical
Biochemistry (1999 Jul;32[5]:309-19), reviewing the therapeutic
potential of tocotrienols. The report stated:
"The biological activity of vitamin E has generally been
associated with its well-defined antioxidant property,
specifically against lipid peroxidation in biological membranes.
In the vitamin E group, alpha-tocopherol is considered to be the
most active form. However, recent research has suggested
tocotrienol to be a better antioxidant….The physiological
activities of tocotrienol in the prevention of cardiovascular
disease and cancer may have significant clinical implications.
From the pharmacological point-of-view, the current formulation
of vitamin E supplements, which is comprised mainly of alpha-
tocopherol, may be questionable."
I could not agree more, especially with the last sentence.
The kind of supplemental tocopherol-vitamin E with which we have
been familiar has its problems. People with high blood pressure
have been warned not to use vitamin E supplementation. Large
doses of tocopherol (over 1,200 IUs) may have a mild immune-
suppressing effect. Those with rheumatic heart disease or those
undergoing digitalis or anticoagulant therapy are cautioned
against vitamin E supplementation because it may increase the
anticoagulant effects of these medicines.
But low levels of vitamin E are associated with acne, anemia,
infections, some cancers, periodontal disease, cholesterol
gallstones, neuromuscular diseases, and dementias such as
Alzheimer's disease. Deficiency is also more likely in adults
with gastrointestinal disease, poor fat digestion and
metabolism, or with pancreatic insufficiency.
How do we reconcile vitamin E supplementation and its
inherent dangers with our widespread and devastating vitamin E
deficiency? Tocotrienols from palm oil in their natural context
do not present with these problems. You can see why I believe
that total palm tocotrienols will be one of the top-reigning
supplements in this new century.
REFERENCES:
Med Hypothesis 1999 Oct;53(4):315-25.
Int J Exp Pathol 1999 Oct;80(5):259-263.
Proc Nutr Soc 1999 Aug;58(3):733-42.
Proc Nutr Soc 1999 Aug:58(3):697-705.
Pharmacotherapy 1999 Dec;19(12):1400-14.
Horm Metab Res 1999 Nov;31(11):620-4.
Ann Clin Psychiatry 1999 Dec;11(4):257-66.
Int J Radiat Biol 1999 Jun;75(6):747-55.
Clin Biochem 1999 Jul;32(5):309-19.
Clin Exp Hypertens 1999 Nov;21(8):1297-313.
Nutr Cancer 1999;33(1):26-32.
Comp Biochem Physiol B Biochem Mol Biol 1998
Dec;121(4):393-6.
Lipids 1998 May;33(5):461-9.
Lipids 1998 Jan;33(1):87-91.Mol Cell Biochem
1997 May;170(1-2):131-7.
Febs Lett 1997 Jan20;401(2-3):161-70.
Arch Ophthalmol 1999;117:1384-1390.
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