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13 vits 22 min
Certain vitamins and minerals are needed for the body to function.
◦——vitamins
◦—-minerals
Water-soluble, Fat-soluble
Two types of vitamins
Fat-Soluble vitamins
Excess is stored in the liver and in body fat , It is possible to build up to a toxic level
Vitamin A, D, E and K
Fat-Soluble vitamins
vitamin a
Beta-carotene is converted into
retinol
another term for vitamin a
vitamin a
◦Promotes good vision
◦Promotes healthy skin
◦Helps with growth and maintenance of bones, teeth, and cell structure
900 micrograms
vitamin a rda micrograms for males
700 micrograms
vitamin a rda micrograms for females
too much vitamin vitamin a
May turn your skin orange
Too much vitamin A
May cause fatigue, weakness, severe headache, blurred vision, hair loss and joint pain.
•Toxicity:
◦May cause severe liver or brain damage
◦Birth defects
Too little vitamin A
May cause night blindness, Lowered immune system
vitamin d
the sunshine vitamin
vitamin d
Essential for building and maintaining bones and teeth
vitamin d
Responsible for absorption and utilization of calcium
vitamin d
◦May boost immune system
◦May also help decrease certain cancers
5 micrograms
vitamin d rda until age 50
10 micrograms/ day
vitamin d rda until age 70
15 mcg
vitamin d rda age 70+
Vitamin D Deficiency
May lead to osteomalacia and/or osteoporosis
getting vitamin d
Sun exposure for 10 minutes a day
◦Fortified milk
◦Tuna
◦Salmon
foods rich in vitamin d
◦Only animal products
•Liver
•Eggs
•Milk, butter and cheese
foods rich in vitamin a
vitamin e
Important to red blood cells, muscles and other tissues
•Deficiency is rare
•Toxicity is rare
vitamin e
acts as a blood thinner
◦Vegetable oils, salad dressings, whole grain cereals, green leafy vegetables, nuts, seeds, peanut butter and wheat germ.
foods rich in vitamin e
vitamin k
•Important for blood clotting
◦Also has a role for bone health
vitamin k
Mostly made in the intestines
Turnip greens, cauliflower, spinach, liver, broccoli, kale and cabbage
foods rich in vitamin k
Eight B vitamins:
◦Thiamin (B-1)
◦Riboflavin (B-2)
◦Niacin (B-3)
◦Pyridoxine (B-4)
◦Cobalamin (B-12)
◦Folic acid
◦Pantothenic acid
◦Biotin
Water-Soluble Vitamins
Thiamin or B-1
Helps to convert carbohydrates to energy
Fatigue, nausea, depression, nerve damage
deficiency of b1 includes
Pork, beef, liver, peas, seeds, legumes, whole-grain products, and oatmeal
foods rich in b1
riboflavin (b2)
Key to metabolism and red blood cells
◦Dry, scaly skin
deficiency of b2 includes
Milk, yogurt, cheese, whole-grain breads, green leafy vegetables, meat, and eggs
foods rich in b2
Niacin or B-3
Also involved with energy production
•Also helps with skin, nerves and digestive system
Rare but causes: diarrhea, dermatitis, dementia and death
Deficiency of niacin or b3
Meat, poultry, liver, eggs, brown rice, baked potatoes, fish, milk, and whole-grain foods
Foods rich in niacin
Pyridoxine or B-6
Involved in chemical reactions of proteins and amino acids
Skin changes, dementia, nervous system disorders and anemia
deficiency of pyridoxine
Lean meats, fish, legumes, green leafy vegetables, raisins, corn, bananas, mangos
foods rich in piridoxine
Cobalamin or B-12
Helps with nervous system, red blood cells and DNA synthesis
Nervous system disorders and pernicious anemia
Deficiency of cobalamin or b12
◦Only found in animal products
•Meat, fish, poultry, eggs, milk products and clams
foods rich in b12
Folic acid (Folacin, Folate)
Key role in red blood cell formation and cell division
Anemia, digestive disorders
folic acid deficiency
◦Leafy, dark green vegetables
◦Also found in liver, beans, peas, asparagus, oranges, avocados
foods rich in folic acid
Pantothenic Acid and Biotin
Help with metabolism and formation of some hormones
panthotenic acid and biotin
Deficiencies are rare
Almost any food, plant-based or animal-based
foods rich in Pantothenic Acid and Biotin
vitamin c
Important to bone health, blood vessel health, cell structure and absorption of iron
◦Melons, berries, tomatoes, potatoes, broccoli, fortified juices, kiwi, mangos, yellow peppers and citrus fruits
foods rich in vitamin c
22
—minerals are needed by the body
major minerals
Include calcium, chloride, magnesium, phosphorus, potassium, sodium, and sulfur
trace minerals
Include iron, zinc, iodine, selenium, copper, manganese, fluoride, chromium, molybdenum, arsenic, nickel, silicon, boron and cobalt
sodium
◦Helps maintain fluid balance
◦Helps transmit nerve impulses
◦Influences contraction and relaxation of muscles
too much sodium
◦Causes high blood pressure
◦May lead to fluid retention
500 mg
The human body requires about ——mg of sodium per day, while the average American usually ingests between 2,300-6,900 mg each day.
1,500 to 2,400 mg / day
sodium is recommended to stay in a range of
2,300-6,900 mg each day.
The human body requires about 500 mg of sodium per day, while the average American usually ingests between
added wile cooking
Where are you getting 5% of sodium?
added while eating
Where are you getting 6% of sodium?
from natural sourve
Where are you getting 12% of sodium?
from processed and prepared foods
Where are you getting 77% of sodium?
calcium
The most abundant mineral in your body
◦99% is stored in the bones
calcium
Known for bone health
1,000 mg/day
how much calcium is needed for males and female aged 19-50 per day
iron definciency
the most widespread vitamin or mineral deficiency in the world.
hemoglobin
70% of your body’s iron is in your
too little oxygen
Too little iron =
heme iron
◦Found in animal products
•Red meats, liver, poultry and eggs
Non-heme iron
Found in plant products
•Beans, nuts, seeds, dried fruits, fortified breads and cereals
water
Essential for life
◦It is possible to live without food than without—-
45-75%
Water makes up about —- of your body weight
water
Aids with transport
water
Mechanical functions
•Helps to break substances down
•Helps to maintain body temperature/pH
125 oz / day
how much water is needed for a male a day
91 oz / day
how much water is needed for a female a day
80%
Ideally —% of water should coming from drinking fluids.
food
20% of water intake should come from