Vitamin and Mineral Summary
| Water Soluble Vitamins | Fat Soluble Vitamins | Anti-Oxidant Vitamins | ||
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| -B1, B2, B3, B5, B6, B12 |
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Important Minerals |
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Water Soluble Vitamins
Vitamin B1 - Thiamin
non-toxic
Deficiency
- causes a disease called Beri Beri which affects the function of the nervous system and
the heart. Found in cultures that eat a lot of polished rice.
RDA |
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| - adult | 0.5 mg/1000 Kcal per day |
| - elderly | 1.0 mg/1000 Kcal per day |
| - pregnancy/lactation | 1.5 mg/1000 Kcal per day |
Sources - lean pork, wheat germ, liver, poultry,
egg yolk, fish, dry beans, cereals (enriched), whole grain breads (enriched)
Vitamin B2 - Riboflavin
non-toxic
Deficiency - causes angular stomatitis which means dry cracking of the
corners of the mouth, along with skin lesions (sores)
RDA |
|
| - all ages | 0.6 mg/1000 Kcal |
| - pregnancy | 0.3 mg extra |
| - lactation | 0.5 mg extra |
| ** Ratio of B1:B2 should be close to 1:1 | |
Sources - widely distributed in small amounts
- Excellent
- organ meats, milk, cheese, eggs, green leafy vegetables
- Good - whole
grains, legumes, brewers yeast
Vitamin B3 - Niacin
non-toxic
Deficiency
- causes a disease called Pellagra which affects the skin, the nervous system, and the
intestinal tract. Deficiency occurs primarily when a diet consists largely of Indian corn
(maize).
-RDA |
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| - based on a unit called the Niacin Equivalent (NE) | |
| - average person eating approx. 2000 Kcal requires: | |
| - adult - men | 13-14 NE/day |
| - women | 14-18 NE/day |
| - pregnancy | 20 NE/day |
Sources
-Best -
Organ meats, brewers yeast, peanut butter
-Good - meat,
poultry, fish
Vitamin B5 - Pantothenic Acid
non-toxic
aids in the
production of adrenal hormones
Deficiency
- causes stomach ache and burning feet.
RDA |
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| - adults | 4-7 mg/kg | |
| - pregnancy/lactation | no evidence that more is needed |
Sources
- Best
- eggs, liver, salmon, whole grain cereals
- present in all plant and animal tissues
Vitamin B6 - Pyridoxine
non-toxic
involved in
more bodily functions than any other single nutrient
Deficiency
- rare because B6 is found in most foods
-RDA |
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| - related to protein intake | ||
| - adult - men | 12.2 mg/day | |
| - women | 2.0 mg/day | |
| - children | 35-50 % above adult needs | |
| - increased RDA in pregnancy, oral contraceptive users,
elderly, cardiac failure patients, chronic alcoholics. |
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Sources
- Best
- yeast, wheat germ, pork, glandular meats, cereals, legumes
- Poor -
milk, eggs, fruits, veggies
Vitamin B12 - Cobolamine
non-toxic
Deficiency - causes anemia -
vegetarians are
particularly susceptible to B12 deficiency and must therefore pay attention to the foods
they eat or take supplements
RDA |
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| - adults | 2.0 ug/day | |
| - pregnancy/lactation | 2.6 ug/day |
Sources
- Rich -
liver, kidney, lean meat
- Good
- milk, egg, fish, cheese
- Poor
- pasteurized or evaporated milk
BIOTIN (a B Vitamin)
non-toxic, helps metabolize fats and
carbohydrates
deficiency - causes a decreased immunity but is rare because it can be
manufactured in the intestinal tract from food
RDA |
| 30-100 ug/day |
Sources - cooked egg yolk, kidney, liver,
mushrooms, nuts, yeast
VITAMIN C - Ascorbic Acid
non-toxic
used in the formation of collagen which is required for wound healing, ligament repair,
etc.
deficiency - causes Scurvy - internal bleeding, weak bones and teeth
RDA |
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| - adults | 60 mg/day | |
| - infant | 35 mg/day for first year | |
| - child --> 11 years | 45 mg/day | |
| - older child | up to 60 mg/day | |
| - pregnancy | 80 mg/day | |
| - lactation | 110 mg/day |
Sources - citrus
fruits, raw green vegetables, tomatoes, kiwi, etc.
FOLIC ACID
non-toxic
deficiency - causes
megaloblastic anemia where red blood cells are oversized and do not transport oxygen
properly.
RDA |
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| - adults | 180-200 ug/day | |
| - pregnancy | 400 ug/day |
Sources
- Rich - dark
green leafy vegetables, spinach, broccoli, liver, kidney, lima beans
- Good
- lean beef, potatoes, whole wheat bread
- Poorer -
most meats, milk, eggs, most fruits
Fat Soluble Vitamins
VITAMIN A - Retinol
toxic - toxicity causes enlargement
of the spleen, headache, peeling skin
deficiency - causes
night blindness
RDA |
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| - men | 1000 RE/day | |
| - women | 800 RE/day | |
| - children | 400-700 RE/day | |
| - older child | up to 60 mg/day | |
| - pregnancy | 1300 RE/day | |
| - lactation | 1100-1200 RE/day | |
| Note - 1 Retinol Equivalent (RE) = 1 ug retinol or 6 ug Beta Carotene | ||
Sources
- Retinol - storage organs (liver, kidney), fish oils, animal fats
- Beta Carotene
- dark green leafy vegetables, yellow vegetables, yellow and orange fruit (other than
Oranges)
VITAMIN E - Tocophenol
not likely to be toxic
RDA |
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| - adult male | 10 mg alpha TE/day | |
| - adult female | 8 mg alpha TE/day |
Sources - wheat germ
oil, Soya bean oil, corn oil, green plants
VITAMIN D - Vit D3 and D2
toxic
deficiency - causes
Rickets in children and osteomalacia in adults. Both of these conditions are bone
softening disorders which cause bones to be malformed. Vitamin D helps bring Calcium into
bones to make them strong.
RDA |
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| - adults | 5 ug/day (200 IU) 1 IU = .025 ug | |
| - children | 10 ug/day | |
| - pregnancy | 10 ug/day | |
| - lactation | 10 ug/day |
Sources - A major
source comes from the skin where a compound in the skin is converted by sunlight into
Vitamin D. Sources also include yeast, fish liver oils, and fortified milk.
VITAMIN K
toxic
-Vitamin K is used to make blood clotting factors
deficiency - causes
defective coagulation (clotting) of blood.
RDA |
||
| - not specific - between 70 and 140 ug/day | ||
| - males | approx. 80 mg/day | |
| - females | approx. 65 mg/day | |
| - infant formulas should contain 4 ug/100 Kcal | ||
Sources - Up to 50%
comes from bacterial synthesis in the gut.
- food sources include cabbage, spinach, broccoli, lettuce, cheese, egg yolks
Important Minerals
CALCIUM
non-toxic - only 25-35% absorbed from diet
deficiency - causes
weak bones, bad teeth, muscle spasms
| RDA | Age | Male | Female | |||
| 8-11 | 800 mg | 900 mg | ||||
| 12-24 | 1200 mg | 1200 mg | ||||
| >24 | 800 mg | 800 mg | ||||
| 1200 mg post menopause |
Sources - milk, cheese,
yogurt, broccoli, spinach, turnips, beans, almonds
PHOSPHORUS
well-absorbed (60-65%)
deficiency - causes
irritability, weakness, blood cell disorders
RDA - same as for Calcium
Sources - occurs
naturally in dairy and meat products; also found in processed food and as a preservative
in soda pop
Note - It is important
to understand that Phosphorus binds with Calcium in the blood and is excreted as a waste
product. That will cause more calcium to drawn out of the bones to keep blood levels
of calcium at normal levels. Excess phosphorus in the blood can therefore lead to
weakened bones. The average North American diet has 4 times the required
phosphorus!! This is largely due to the amount of phosphorus found in processed foods and
soda pop, which are over consumed in our society. It is also worth noting that some
experts debate whether or not the Calcium found in dairy products is of any use to the
body because the naturally occuring phosphorus in these products may simply bind
with the calcium leaving it inactive.
IRON
toxic
deficiency - causes
anemia due to decreased red blood cells and hemoglobin
RDA |
||
| - males | 10 mg/day | |
| - females | 15-18 mg/day |
Sources
-
Best - liver
- Next Best
- oysters, shellfish, kidney, meat, poultry
MAGNESIUM
important because it is
used in all living cells
deficiency -
neuromuscular irritability
RDA |
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| - males | 350 mg/day | |
| - females | 300 mg/day | |
| - pregnancy | 450 mg/day | |
| - lactation | 450 mg/day |
Sources - widely
distributed, part of chlorophyll in green vegetables, found in cocoa, nuts, cereals,
grains, meat (best source), milk, seafood.
ZINC
aids in collagen
formation and therefore wound healing as well as enhancing the immune system to help fight
infections. Excess causes intestinal upset.
deficiency - causes
growth retardation
RDA |
||
| - males | 15 mg/day | |
| - females | 12 mg/day | |
| - pregnancy | extra 5 mg | |
| - lactation | extra 10 mg |
Sources
-
Good - meat. liver, eggs, seafood (oysters)
- Better
- wheat germ, lima beans
SODIUM
electrolyte
- excess causes water retention, high blood pressure in susceptible individuals only
- RDA - recommended 500 mg/day, children lower
Sources - seasoning, in
cooking and processing, protein foods, some antacids
POTASSIUM
electrolyte
- excess causes hyperkalemia (ie-high potassium in blood)
deficiency - cardiac
disturbances
- RDA - none; safe/average level is 0.8-1.5 g/1000 Kcal (or 2000 mg/day)
Sources
- Best - apricots, cantalopes, honeydew melons
-
Good - bananas, fruit juices, dried beans, legumes, nuts
-
Adequate - milk, meat, cereals
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