The benefits of vitamin E/ is it for everyone?
Recent research in the United States questions
the benefits of vitamin E from exogenous sources to healthy people.
A number of researchers and scientists in the
United States have questioned the benefits of vitamin E for healthy people.
They claim that the average Western diet adequately meets the daily requirement
of vitamin E for people in good health. This being the case, adding vitamin E
to the diet is unnecessary.
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Vitamin E is an antioxidant. Because it is, it
has been shown to be vital in slowing down the aging process of cells and in
the activity of many enzymes. Vitamin E protects tissues and blood cells from
damage caused by toxic substances and pollutants.
Apparently, the damage caused by the oxidative
process plays a role in the emergence and exacerbation of a number of diseases.
However, it turns out, on the other hand, that the results of many of the
studies that have been conducted so far to examine the effects of antioxidants
, such as vitamin E, are still subject to doubt and debate.
In this research, the results of which were
published in the journal JAMA, the researchers found that the vitamin E levels
measured in the participants were within the healthy range, and they found no
evidence that supplementing the participants with vitamin E - at any dose -
would make them feel better and lead to less oxidative damage. .
The little information available about the
effects of antioxidants in humans is based on testing done on cells under
(ideal) laboratory conditions. This test examined the relationship between the
antioxidant dose and the body's response, which is the effect on the oxidative
capacity of LDL cholesterol.
This test is not considered a reliable measure
that reflects the reality of what is going on inside the living body, and
through it it is not possible to conclude any fact related to the effect of the
oxidation process on other types of fatty substances in the body, or diseases.
In this study, the researchers examined the
"dose-reaction size relationship" evoked by vitamin E versus
oxidative stress in 30 healthy volunteers, aged between 18 and 60 years. The
participants were divided into six groups (five participants in each group): a group
that received a vitamin E-free drug, and a group that received a drug dose of 200
units, 400 units, 800 units, 1200 units, and 2000 units, respectively. (The
unit here is the International Unit of Measurement for Vitamin E, also known as
"Alpha Tocopherol"). During the research, the researchers monitored
the participants' condition over the course of 8 weeks after treatment.
A number of measures related to lipid oxidation
were examined through some chemical and physical methods capable of
distinguishing the presence of different compounds (including chromatography
and spectrophotometry). Measurement samples were taken 1 week before the start
of treatment, 2 weeks after the start, 4 weeks after, 6 weeks, and 8 weeks
after. As well as after completion of treatment with vitamin E for one week, three
weeks, and eight weeks.
The results of the research showed that the
levels of vitamin E in the blood increased in parallel with the increase in the
dose given, but it was not proven that there was any effect of vitamin E on the
levels of oxidative stress.
There are several well-developed systems by
which antioxidants protect tissues in humans and animals. But the only
advantage of using antioxidants from external sources has to do with the level
of deficiency of these substances in the body.
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