WATER SOLUBLE VITAMINS
VITAMIN B1 & B2
Vitamins
Vitamin B1
Vitamin B2
Other names
Thiamine, antiberiberi vitamin, antineuritic
vitamin or aneurin
Riboflavin, Lactoflavin, vitamin G,
Ovoflavin, or Yellow enzyme
Discovered by
C. Funk
Warburg and Christian (isolated from yeast)
Daily requirement
1.2-1.4 mg
1.4 mg in adult male
Sources
Fortified breads, cereals, whole grains, lean
meats, fish, dried beans, peas, soyabeans, nuts, liver, kidney, leafy
vegetables and milk.
Yeast, liver, milk, cheese, curd, pulses,
green leafy vegetables, eggs, kidney.
Functions
Normal growth because it acts as a coenzyme
TPP for decarboxylases. So it is involved in carbohydrate metabolism.
Normal growth because carbohydrate, protein
and fat metabolism either as FMN or FAD.
Deficiency
Beriberi.
Glossitis.
Vitamins
|
Vitamin B1
|
Vitamin B2
|
Other names
|
Thiamine, antiberiberi vitamin, antineuritic
vitamin or aneurin
|
Riboflavin, Lactoflavin, vitamin G,
Ovoflavin, or Yellow enzyme
|
Discovered by
|
C. Funk
|
Warburg and Christian (isolated from yeast)
|
Daily requirement
|
1.2-1.4 mg
|
1.4 mg in adult male
2.5 mg for children and pregnant ladies
|
Sources
|
Fortified breads, cereals, whole grains, lean
meats, fish, dried beans, peas, soyabeans, nuts, liver, kidney, leafy
vegetables and milk.
Richest source: whole wheat bread.
|
Yeast, liver, milk, cheese, curd, pulses,
green leafy vegetables, eggs, kidney.
Synthesized by intestinal bacteria
|
Functions
|
Normal growth because it acts as a coenzyme
TPP for decarboxylases. So it is involved in carbohydrate metabolism.
|
Normal growth because carbohydrate, protein
and fat metabolism either as FMN or FAD.
Synthesis
of rhodopsin
|
Deficiency
|
Beriberi.
Cardiovascular and musculature defects.
|
Glossitis.
Cheilosis.
Photophobia, itching and burning eyes.
Keratitis (Inflammation of skin).
|
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