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T&CTower
which generates a lot of heat, is not suitable for red
This research said that 77 percent of glucosamine
ginsengbecauseitfurtherincreasesheatproduction.
takers were taking it without being diagnosed with
degenerative arthritis. In addition, 42.8 percent out of
Vitaminsareanotheroneofthemostcommon
them said they took glucosamine without arthralgia.
healthfunctionalfoods.However…
Mostusersweretakingglucosamineonlyforimproving
Vitamins are the No.3 selling health functional food.
their joints or preventing ostarthritis. Meanwhile, the
They are very common things and most people think
KFDAacknowledgedthatglucosamineonlyaffectsthe
that they are not bad if it is abused. The effects of
degenerative inflammation of a joint. Also, the KFDA
vitamins are as follows. Vitamin A is good for skin
warned acute arthritis patients, pregnant women and
and eyes. Vitamin D is good for helping calcium
lactatingwomenagainsttakingglucosamine.
and phosphorus to be absorbed and bones, teeth and
cartilagetobeformed.IncaseofVitaminE,thenervous
Doesseleniumpreventarthritis?
system, blood vessels and reproductive organs will not
It is known that Selenium is good for preventing
work properly if the vitamin is deficient. Vitamin K is
cancer.AccordingtotheUniversityofWarwickMedical
goodforbloodcoagulationandbones.Whiletheyhave
School research team, however, selenium only protects
manyeffects,itispoisonousifVitaminsA,D,EorKis
people whose blood selenium concentrations fall from
accumulatedinabody.
cancer. It even causes diabetes if too much amount is
taken for a long time. Also, according to the research
data which were conducted involving 35,533 patients,
Dohealthfunctionalfoodsimproveourbodies?
Healthfunctionalfoodssupplyinsufficientnourishment
ofEricA.Klein,ClevelandClinicresearcher,selenium
and cannot replace meals nor can they prevent or cure
and vitamin E have no effects. Once, taking selenium
diseases. According to Sin Yong-joo, an administrator
and vitamin E in together was thought to have great
of the Nutrition Policy Division in the KFDA, health
effectsonpreventingcancer,especiallyprostatecancer.
functionalfoodsarenotsoldinpharmacies,butgeneral
Asaresultofresearch,however,thetakingofselenium
stores.Healthfunctionalfoodshavetracesofnutritional
and vitamin E was proven ineffective and even the
contents.Thus,theydonothaveabigeffectonpeople’s
excessivetakingofvitaminE,asitturnedout,tendsto
bodies. If you take more than the recommended intake
increasetheincidenceofprostatecancerby17percent.
ofhealthfunctionalfood,yourbodywillloseallexcess
nutrients.
Most health functional foods approved by the KFDA
are proven effective. However, the KFDA gives more
weight to a product’s safety than its effectiveness so
Doesglucosaminepreventarthritis?
The effectiveness of the many
their endorsement may not have a big relevance. Even
health functional foods has
if you are young, you are to take care of what you eat
supersup.com
often not been proven. In case
becausesideeffectscouldoccurirrelevanttoone’sage.
of glucosamine, it is known as
Thinkingaboutsideeffects,changingeatinghabitsand
being good for preventing and
gettingenoughexercisearemorehelpfulforyourhealth
curing arthritis because it plays
thaneatinghealthfunctionalfood.
a key role in the formation
of cartilage. According to
research data of the National
youngjoon92@hufs.ac.kr
Evidence-based Healthcare
CollaboratingAgency,however,
glucosamine only has an
effect on the degenerative
inflammation of a joint. It has
little effect on other arthritis
types and arthritis prevention.
DECEMBER 2011

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