What is the deal
with vitamin E? Lately it’s getting as
much controversial press as Brad Pitt & Angelina Jolie! Surveys
show that many would-be consumers are feeling unsettled, wondering
whether or not vitamin E supplements are OK to take. If you’re
having a similar reaction, we strongly encourage you to visit www.supplementinfo.org,
which has been set up by the Dietary Supplement Information Bureau
to help clear up this issue. Visitors will find referenced materials
explaining the analysis that is generating news headlines, and
they’ll get the facts on why vitamin E is safe and beneficial.
That
matter straightened out, you’re now ready to begin
selecting the right vitamin E supplement. But what’s this?
You’re feeling more confused than ever! With all the vitamin
E choices, how does one know which one is best? Understandably,
with terms like tocopherol and tocotrienol preceded by adjectives
like alpha, beta, gamma and delta (Huh? Did the Greeks discover
vitamin E?), the prospect of picking a vitamin E supplement seems
formidable. What about “natural” versus “synthetic?” And
then there’s Larry King on the radio talking about some kind
of advanced vitamin E! Not to worry, though…we’re
here to help you sort it out. |
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The question here
is whether synthetic vitamin E, which has been wholly manufactured
in a laboratory, is as effective as natural vitamin E, which has
been extracted from soybean and other vegetable oils. While they
appear to be identical in chemical composition, the answer is still
no, it is not as effective. Both the FDA and the USP recognize natural
vitamin E to be 36 percent more potent than synthetic vitamin E,
and according to the National Institute of Health (NIH), studies
indicate that the natural form actually may be twice as potent. Whatever
the percent, everybody is in agreement. The human body prefers natural
vitamin E, and studies show that it is retained longer than synthetic
vitamin E in the bloodstream.
We do not even offer a synthetic form of vitamin E as a single
ingredient supplement, although there may be a product or two that
contains it as one of multiple ingredients in a combination formula.
Keep in mind, however, that synthetic E is not bad for
you; it just isn’t as good as natural vitamin E.
You’ll know if a vitamin E supplement is natural or synthetic
by the way the ingredient is expressed in the supplement facts
box. A natural form always uses the letter “d” as a
prefix to the name (d-alpha tocopherol), while the synthetic form
uses the letters “dl” (dl-alpha tocopherol). |
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Tocopherols & Tocotrienols |
Think of vitamin E
as a family of compounds, and each of the various members of the family
has a specific function. All family members are either a tocopherol
or a tocotrienol (male or female for the purpose of our analogy), and
there are four members of each group in this family of eight. The
four tocopherols and the four tocotrienols are named alpha, beta, gamma
and delta (OK, it’s a weird family), and current research indicates
that the alpha tocopherol is the most active and hardest working compound
of all eight. (We won’t even discuss whether this is the mother
or the father of the family!)
Up until recently, all vitamin E supplements supplied only the
alpha tocopherol compound. In fact, less then 75 years ago, the
belief was that vitamin E’s benefit was primarily for reproduction,
but oh, what we didn’t know! We had yet to discover the
vast significance of this nutrient on our entire body. As research
continued and new light was shed on vitamin E, its importance
as a powerful antioxidant emerged to the fore. Still, researchers
had really only isolated and studied one of the eight “family
members”—the alpha tocopherol. Within the past few
years the other three tocopherols and all four tocotrienols have
been discovered, with research showing new insight into their
specific health functions, too. For instance, gamma tocopherol
may be a better antioxidant for prostate health than alpha tocopherol,
while the tocotrienols are demonstrating effectiveness for supporting
liver and cholesterol health in new ways.
It’s exciting to think that we don’t know everything!
Rather, scientists continue to learn fascinating facts about
how this tiny vitamin found in oils, seeds and nuts specifically
keeps us feeling young and healthy. As the research continues,
it definitely appears that the eight compounds complement one
another and function best as a whole unit rather than as isolated
compounds. That doesn’t mean alpha tocopherol has no merit;
it means that it has even more merit when it’s
combined with its 7 other counterparts.
Assume that if the supplement facts box does not list all the
individual compounds, the vitamin E supplement provides alpha
tocopherol only. The potency of alpha tocopherol is expressed
in International Units (IU), whereas the other 7 compounds are
measured in milligrams (mg). |
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This is the vitamin
E that Larry King endorses on the radio. Ester-E’s patented
process joins natural d-alpha tocopherol to a phosphate molecule,
and this step protects its antioxidant potential during absorption,
transport and storage in the body. Many natural vitamin E supplements
provide esterified forms of alpha tocopherol like d-alpha tocopheryl
acetate and d-alpha tocopheryl succinate because they are more stable
than unesterified forms (alpha tocopherol). To activate the antioxidant
benefits, pancreatic enzymes first remove the succinate or acetate
and then the free tocopherol form is absorbed. While Ester-E (d-alpha
tocopheryl phosphate) is also in a stable form, it does not require
this conversion to alpha tocopherol in order to activate its antioxidant
benefits. It’s ready to get to work! That’s why Ester-E
is also referred to as a “body-ready” form of E. For
individuals with healthy digestive systems, these typical forms present
no problem whatsoever, but for anyone with an impaired digestive
system, the Ester-E form may be more advantageous. Also, Ester-E
does not appear to be used up as fast in the body as regular alpha
tocopherol. |
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A growing number
of experts believe that vitamin E succinate (dry E) may be the best
form of vitamin E with regards to cell protection. Because it is water-soluble,
it can reach and benefit parts of the body that the regular fat-soluble
forms of vitamin E cannot. A full-spectrum E is not yet available
in this form. However, the Longevital vitamin and mineral complex
in the Lee Swanson Signature Line (SWL001)
provides E succinate, as does Swanson Premium Brand Active One (SW833 and SW834). |
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