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Summary
Processed,
packaged and convenience foods are low in nutrients and fibre
and often have high levels of additives, preservatives, dyes,
sugar, trans fatty acids, artificial sweeteners and other
ingredients, which are considered to be harmful
and have been linked with various symptoms and conditions,
including Leaky Gut Syndrome.
Below
are a few examples of these ingredients and the health risks
they present.
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MSG
(Monosodium Glutonate)
Monosodium
Glutonate is classed as a flavour enhancer by the FDA and is used
in many foods. It is often used in processed foods as it stimulates
our taste buds to enhance flavour and to curb unpleasant flavours.
MSG is a toxic substance and some people react at very low doses,
even less than one gram.
[1] A
Harvard Medical School Researcher found in a study that nearly 30%
of 1,529 people reacted to MSG. The most common reactions were headache,
dizziness, diarhhoea, nausea and stomach cramps. Many people had
emotional reactions ranging from depression to insomnia.
[2]
Hydrogenated
fats (Trans-fatty Acids)
Most
packaged and convenience foods contain trans-fatty acids such as:
cereals, bread, biscuits, chips, crisps, pizzas, ice cream, cakes,
ready meals, crackers, snack foods, salad dressing. They are used
to solidify vegetable oils and fats.
Hydrogenated oils are cheaper, extend shelf life and can improve
flavour. Hydrogenated oil is made by heating liquid vegetable oils
in the presence of hydrogen, aided by a metal catalyst.
[3] This process
can leave residue of nickel, aluminium or platinum in the product.
This causes damage to our cells. Also, altering the molecular structure
of the polyunsaturated fats in this way creates compounds that are
unrecognisable by the human body, which it cannot then assimilate.
The
trans-fats weaken the function of cell membranes, which can allow
toxic chemicals to more viably enter the cells in our bodies. Trans-fats
also increase levels of LDL or "bad" cholesterol in the blood and
decrease levels of HDL "good" cholesterol. Based on the available
metabolic studies, Harvard University Researchers estimated in a
1994 report that approximately 30,000 premature coronary heart disease
deaths annually could be attributable to consumption of trans- fatty
acids. [4]
Sugar
Sugar
is a pure carbohydrate used historically as a sweetener. The negative
effects of consuming vast quantities of sugar especially refined
sugar are well documented. Below are a list of just a few of the
dangers associated with sugar consumption, there are many many more
that have been documented:
- Sugar is quickly converted
to fat (triglycerides) in the blood, which can increase the risk
of heart disease, obesity and diabetes.
- Sugar can suppress
the immune system making you more vulnerable to infectious diseases,
as sugar prevents your white blood cells from destroying bacteria.
It has been shown that consuming 100g of simple sugars can decrease
the activity of white blood cells for at least five hours.
[5]
- Sugar can adversely
affect the function of your adrenal glands causing hypoglycaemia,
adrenal stress, diabetes and other conditions. [6]
- Sugar can cause food
allergies. [7]
- Sugar can cause premature
aging. [8]
- Sugar can have a detrimental
effect on the gastrointestinal tract including: an acidic digestive
tract, heightened risk of Crohn's disease and ulcerative colitis,
heartburn, an acidic digestive tract, malabsorption in patients
with functional bowel disease. [9, 10, 11,
12]
- Sugar is addictive
and can cause over consumption of foods due to the lack of fibre
and vital vitamins and minerals present in sugar. It has empty
calories!
- Sugar promotes the
urinary output of vital vitamins and minerals. According to a
study by L. K. Massey calcium
loss through the urine doubles when a soft drink containing sugar
is consumed.[13] Cola drinks containing
both caffeine and sugar caused the greatest calcium and bone loss
in the subjects tested.
Salt
The body needs a certain
amount of sodium to function effectively. However many people ingest
too much salt due to the large quantities contained in processed,
packaged and convenience foods. It is said by the FSA that 75% of
salt intake comes from processed foods with at least 26 million
people in the UK eating more than the recommended daily limit of
6g of salt. [14]
If salt levels are too
high the body retains too much water. The kidneys remove excess
salt and water from the blood, excreted as urine but if your kidneys
are not functioning at optimum levels fluid accumulates in your
blood. Your heart has to work harder and your blood pressure can
be elevated due to the force exerted on the walls of the blood vessels.
The food standards agency says that over consuming salt can triple
your risk of heart disease and stroke. [15]
High levels of salt has
also been linked to other problems such as: Osterporosis, Strokes,
Menieres Disease, Carpal Tunnel Syndrome, Nephritic Syndrome, Liver
Cirrhosis, calcium loss, calcium stones in the urinary tract, indigestion,
chronic gastritis, cancer of the oesophagus and stomach, asthma,
impaired renal function and gastric cancers.[16]
Aspartame
(E951)
Aspartame is an artificial
sweetener commonly known as Nutrasweet® or Canderel®, which is used
in many food products and soft drinks. Aspartame is made up of 50
% phenylalanine, 40% aspartic acid and 10% methanol. These ingredients
are said to be harmless and phenylalanine and aspartic acide are
amino acids found in proteins. [17]
Christine Lydon MD says
that whilst phenylalanine and aspartic acids (amino acids) are harmless
consumed with other amino acids, in isolation they enter the central
nervous system in high concentrations acting as excitotoxins in
the brain, potentially causing cell death. [18]
Some of the breakdown
products of these substances are also considered to be carcinogenic.
Michael Schachter M.D
says that 80-85% of all complaints received by the FDA in the US
are due to aspartame. The most common symptoms believed to be linked
to aspartame include: headaches, nausea, dizziness, drowsiness,
hyperactivity, severe depression, aggression, phobias, blurred vision,
blindness, hearing impairment, palpitations, diarrhoea, itching,
hives. Aspartame has also been linked to brain tumours, Chronic
Fatigue Syndrome and birth defects along with many other conditions.
[19]
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[1]
Schwartz, George R, 1988, In Bad Taste: The MSG Syndrome, Santa Fe,
New Mexico, Health Press, pp 9-10.)
[2] http://www.nutrition4health.org
[3] Katan MB, Mensink RP, Zock PL, 1995, "Trans fatty acids and their
effect on lipoproteins in humans". Annual Review of Nutrition; 15
pp 473-493.)
[4] Willett WC, Ascherio A, 1994, "Trans Fatty Acids. Are The Effects
Only Marginal?" American Journal of Public Health, 84: pp 722-724
[5] Sanchez A et al, 1973, "Role of Sugars in Human Neutrophilic Phagocytosis"
American Journal Of Clinical Nutrition, November, pp 1180-1184
[6] Lechin, F et al, 1992 "Effects of an Oral Glucose Load on Plasma
Neurotrasmitters in Humans" Neurophychobiology, 26 (1-2) pp 4-11
[7] Appleton, N, 1988, Lick the Sugar Habit, Avery Penguin Putnam
[8] Lee, A, Cerami, A, 1992, "The Role of Glycation in Aging",
Annals of the New York Academy of Science, 663, pp 63-70.
[9] Yudkin, J, 1974, Sweet and Dangerous, Bantam Books, pp 129
[10] Cornee J et al "A Case Control Study of Gastric Cancer and Nutritional
Factors in Marseille, France" European Journal of Epidemiology, pp
11
[11] Persson PG, Ahlbom, A, Hellers, G, 1992, Epidemiology, 3, pp
47-52
[12] Jones TW et al, 1995, "Enhanced Adrenomedullary Response and
Increased Susceptibility to Neuroglygopenia: Mechanisms Underlying
the adverse effect of Sugar Ingestion in Children" Journal of Pediatrics,
126, pp 171-177
[13] Massey, LK, 1988, "Acute Effects of Dietary Caffeine and Sucrose
on Urinary Mineral Excretion in Healthy Adolescents" Nutritional Research,
8 (9).
[14] http://news.bbc.co.uk/1/hi/health/3650578.stm
[15] http://www.salt.gov.uk
[16] http://www.healthmatters.org.uk/stories/bussell.html
[17] Food and Nutrition Board Recommended Dietary Allowances, 1980,
9th Edition, Washington DC, National Research Council, National Academy
of Science.
[18] http://aspartame kills.com/lydon
[19] Schachterm, M, http://www.healthy.net/asp/templates/Article.asp?PageType=Article&Id=530 |