| Co-Q-10 Coenzyme Q 10 is a vitamin-like nutrient that is vital to the
production of energy. As one of the electron carriers in the electron transport system, it
helps cells utilize oxygen. If you have ever wondered how we get energy from food, or why
we have to breathe oxygen, it is because the body strips food of electrons and transports
them to an electron acceptor, which is oxygen.
Co Q 10 facilitates this process,
providing one of the "spark plugs" for the creation of cellular energy. Without
Co Q 10, we would not have enough energy to fuel the physiological reactions we need to
survive (Folkers K & Wolaniuk A. Drugs Exp Clin Res. 1985;11(8):539-45). Dr. Folkers
notes that CoQ 10 levels falling to 75% may cause illness, whereas falling to 25% may
cause death (Folkers, ibid). There is evidence showing that low Co Q 10 levels can lead to
death within six months (Statistical data support prediction of death within 6 months on
low levels of coenzyme Q 10 and other entities. (Clin Investig 1993;71 (8 supp):S137-39).
Coenzyme Q10 concentration in the mitochondria (sometimes called the
"powerhouse" of the cell) is not believed to be saturated, which is one of the
reasons researchers think that supplementation is having beneficial effects (Clin Investig
1993;71(8 Suppl):S66-70).
Numerous therapeutic effects of
coenzyme Q10 have been reported, most notably in areas where oxygen transport is critical,
for instance heart disease, aging and periodontal disease. Since an adequate supply of
oxygen is necessary for tissue repair and immune function, many applications have been
reported in these areas. Additionally, coenzyme Q10 has therapeutic potential because of
its antioxidant properties (fights damaging free radicals). It is easy to see that
coenzyme Q10 has a wide variety of functions and applications in the body, such as...
Cardiovascular
The ability that coenzyme Q10 has for
increasing oxygen delivery and energy supply contributes to its reputation for supporting
the cardiovascular system in clinical trials, including mitral valve prolapse, angina,
cardiomyopathy, hypertension (Folkers K et al., Treatment of essential hypertension with
Coenzyme Q 10. Mol Aspects Med 1994;15(Suppl):S265-72) , and congestive heart failure
(Morisco C. et al. Effect of coenzyme Q 10 therapy in patients with congestive heart
failure: a long-term multicenter randomized study). In one clinical trial, 150 mg/day of
coenzyme Q10 was administered for 10 months to two patients with mitochondrial
encephalomyopathy, and results showed a significant improvement in oxygen consumption, in
the ability to reach a higher workload and improvement of mitochondrial function
(Neurology 1992;42(6):1203). It should be noted that some cholesterol-lowering drugs and
beta blockers can reduce levels of Co Q 10, whereas Co Q 10 supplementation has been shown
to reduce the drug-induced fatigue experienced by people taking beta blockers (Biomedical
and Clinical Aspects of Coenzyme Q 10 Vol. 4. Folkers, K. & Yakamura Y (eds). Elsevier
Science Publ. Amsterdam, 1984, pp. 263-270).
Ageing
With its ability to prevent
mitochondrial damage and act as an antioxidant, "it is interesting to speculate that
coenzyme Q10 might play a fundamental role in decelerating aging" (Lee, WH et al.
PhD, Coenzyme Q 10. Keats Publ., New Canaan, Connecticut 1987). Research suggests that Co
Q 10 levels decline in illness, environmental stress, and aging, and these deficiencies
could play a role in the age-related decline in immune system function (Folkers;
Bliznakov, EG. Immunological senescence in mice and its reversal by coenzyme Q 10. Mech
Aging Dev Mar. 1978;7(3):189-97). In one study, Co Q 10 was able to reverse the
age-related deterioration of the immune system in mice (Bliznakov ibid).
Memory/Alzheimer's
One of the theories of impaired memory
involves lack of oxygen utilization by the brain, a function that is supported by Co Q 10.
The research which has been conducted on coenzyme Q10 suggests that sufficient coenzyme
Q10 must be administered for a long enough period (usually 4-12 weeks), to achieve
results, which is consistent with a buildup of enzyme activity. For instance, 60 mg of
coenzyme Q10 was administered for 6 months, along with vitamin B-6 and iron, to a 49 year
old woman with Alzheimer's disease, who had a one year history of progressive memory
impairment.
It is believed that mitochondrial
electron activity is reduced in Alzheimer's patients, and the lack of energy fuel may be
implicated in furthuring development of the neurofibrillary tangles seen on the nerves in
Alzheimer's (Neurology 1990;40:1302-03). Co-enzyme Q 10, of course, supports the
production of mitochondrial electron activity. Post-treatment, there was increased blood
flow of the cerebral cortex, faster alpha wave activity, and, "her mental state
improved to almost normal after 6 months of therapy...symptoms progressed with cessation
of the therapy and improved with its resumption" (Wilkinson EG et al. Bioenergetics
in clinical medicine. Res Commun Chem Pathol Pharmacol 1975;12:111).
Periodontal conditions
Coenzyme Q10 "has demonstrated
excellent results in clinical trials on periodontal disease... The studies have been
positive in showing a speedup of healing time, reduced pockets, and improvements in other
factors associated with gum disease" (Mayell, M. The Natural Health First Aid Guide.
1994. Pocket Booksj, NY, NY. p. 298). In one trial, coenzyme Q10 elicited postsurgical
healing that was two to three times faster than usual in 7 patients with advanced
periodontal disease (Wilkinson EG et al. Bioenergetics in clinical medicine. Res Commun
Chem Pathol Pharmacol 1975;12:111).
Antioxidant
In addition to being associated with
energy production, Co Q 10 is a powerful antioxidant. It has the ability to decrease the
amount of harmful free radical activity in the body (Grieb, P. Antioxidant systems -
physiology and pharmacotherapy trends. Mater Med Pol 1992 24(4):217-222).
Breast cancer
There are not many studies that have
been conducted in this area, however, research done by Lockwood et al. indicates that
there is some evidence that CoQ 10 may be helpful in supporting the treatment for breast
cancer (Lockwood K et al. Progress on therapy of breast cancer with vitamin Q 10 and the
regression of metastases. Biochem Biophys Res Commun Jul 1995;6;212(1):172-77).
Obviously, there are many clinical
applications for Coenzyme Q 10. Some of the benefits this nutrient offers are in
supporting various physiological functions and organ systems, including: generally
increasing oxygen delivery to tissues; heart function, brain function, periodontal health,
antioxidant status, memory, increased blood flow, blood pressure, mitochondrial function
(energy production), and tissue healing. There are so many aspects of importance in Co Q
10, that many people believe it should be included in the category of conditionally
essential nutrients. It is definitely a nutrient of choice when looking to support oxygen
delivery and energy production.
* Drug-nutrient interactions: Swedish
researches have observed that patients taking Coenzyme Q10 and Coumadin at the same time
had their bleeding time significantly changed, and the Coumadin was less effective. A
knowledgable health care practitioner should always be consulted when a patient is on any
blood thinner, as there are several contraindications involved.
Synergistic ingredients in Co Q
10 Plus
- Vitamin E - Vitamin E is a strong
antioxidant that works best in a lipid, or fat-based environment. This means that it's
activity is strongest in areas such as cell membranes, which are made up of fatty acids.
Vitamin E protects the cell membrane from oxidative damage.
- Quercetin - Quercetin is a high-powered
bioflavonoid, with antioxidant, antiinflammatory, and antiplatelet activity (Biochem
Pharmacol 1983;32:1141-1148; Biochem. Pharmacol. 45:13-9). It is the backbone of many of
the other flavonoids, and indeed has been called, "the most important flavonoid"
by Nutrition in Cancer (Nutr. Cancer 1993, 20:21-9).
- Alpha-lipoic acid - Alpha-lipoic acid is
another good antioxidant, with specific activity directed to binding heavy metals. Lipoic
acid is also an energy substrate substance, and is used in the Kreb's cycle, which is the
cycle that produces energy in our mitochondria.
- Olive oil - Coenzyme Q 10 must be in a
fat-soluble transport system for optimal bioavailability, and olive oil is rich in
monounsaturated fat and therefore highly resistant to oxidation.
Written by Lynn Toohey Ph.D.
Presented by Nutri-West as an
Educational Service
The above statements have not been
evaluated by the FDA. The nutritional information, suggestions, and research provided are
not intended to diagnose, treat, cure, or prevent disease and should not be used as a
substitute for sound medical advice. Please see your health care professional in all
matters pertaining to your physical health.
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