VITAMINS

Vitamin B3: Niacin

CLASS:
Water soluble vitamin

ROLE:
Combination of Nicotinic Acid and Nicotinamide
Aids metabolic processes

SOURCES:
Synthesised in body from amino acid Tryptophan using VitaminB6
Meats (heart, kidney, liver)
Fish
Yeast
Cereals

RECOMMENDED DAILY INTAKE (RDI):
19 mg Men
13 mg Women

DEFICIENCY STATE:
Pellagra: dermatitis, diarrhoea and dementia

OVERDOSE STATE:
Flushing of skin
Gastrointestinal upset
Liver damage

RISKS:
Alcoholics

DIAGNOSIS:
Clinical: photosensitive rash, "beefy red" tongue

OTHER NUTRIENT INTERACTIONS:
Vitamin B6 required for its synthesis

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