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VITAMINS



Vitamin A: Beta-Carotene/Retinol




CLASS:

Fat soluble vitamin

ROLE:

Vision
Cell integrity
Antioxidant
immunity

SOURCES:

Carotene: yellow/green fruit and vegetables
Retinol: Fish and dairy products, liver

RECOMMENDED DAILY INTAKE (RDI):

750 micrograms

DEFICIENCY STATE:

Night blindness
Infections
?some cancers

OVERDOSE STATE:

Acute Toxicity Syndrome is occasionally fatal
Skin dryness and peeling
Nosebleeds
Dyspepsia
headache

RISKS:

Liver disease
Alcoholics
Fat malabsorption syndrome: pancreas and liver disease, coeliacdisease
Aborigines

DIAGNOSIS:

Blood tests

OTHER NUTRIENT INTERACTIONS:

Protein
Zinc


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