Sunday, 28 October 2018

Meaning, Functions, Effects and Sources of Vitamin B1(Thiamine)

Nutrients are very important for our body. Our body take required amount of nutrients for the survival. There are two types of Nutrients are Fat Soluble Vitamins and Water Soluble Vitamins. So in this we are going to talk about Meaning, Functions, Effects and Sources of Vitamin B1 (Thiamine) which comes under Water Soluble Vitamins in B-Complex Vitamins.

Meaning, Functions, Effects and Sources of Vitamin B1 (Thiamine)

Meaning Vitamin B1 (Thiamine) 

It is also known as anti Beri Beri vitamin because it prevents us against Beri-Beni disease. It is destroyed in alkaline medium but acidic medium has no effect on it. It is highly soluble in water and is lost if vegetables, pulses are soaked in water for a long time.

Functions of vitamin B 

Following are the funtions of Vitamin B1 are as fallow:

(a) Helps in metabolism of carbohydrates.

Thiamine act as coenzyme of enzymes carboxylase in the metabolism of carbohydrates. Enzyme cannot act efficiently in the absence of co-enzyme.

(b) Helps in growth and developmentof body

Vitamin B1 is also known as 'appetizer vitamin' because its deficiency causes loss of appetite. This leads to malnutrition and growth and development of body is adversely affected.

(c) For the proper functioning of nervous system

This vitamin is required for sensitivity, activity and well-being of the nerves. It is helpful in reducing tensions and increasing memory.

(d) Protection against diseases

It protects the body from various diseases by enhancing the immunity of white blood cells present in blood.

Effects of deficiency of vitamin B 

Deficiency of vitamin B1 is common among people who consume polished rice as their staple food, consume flour without bran, uses improper cooking methods or suffer from digestive disorder like vomiting, diarrhoea, etc. and when the vitamin is not absorbed sufficiently in the body.

Some initial symptoms of Thiamine deficiency are loss of appetite, constipation, fatigue, weakness, irritability, loss of memory, prickling sensation in limbs and retarded mental ability.

Continuous deficiency of Thiamine causes beriberi. It is of two types:

1. Infant Beriberi
2. Adult Beriberi

It is of two types:
(i) Dry Beriberi
(ii) Wet Beriberi

(a) Infant Beriberi 

Infants upto 4 months of age are more prone to this diseass. It is mostly found in those infants whose mother's diet is deficient in vitamin B1 during pregnancy or lactation. Following are the symptoms of infantile beriberi.
  • Constipation, vomiting, diarrhoea.
  • No weeping sound.
  • Difficulty in breathing may lead to death of the infant.
  • Oedema in hands, feet and face.
  • Enlargement of heart.

(b) Adult Beriberi

Its symptoms are as follows:

(i) Dry beriberi.

  • Dehydration.
  • Difficulty in movements . 
  • Muscles become weak, dry and stiff
  • Tingling and numbness of the limbs may lead to paralysis.

(ii) Wet beriberi.

  • Difficulty in breathing.
  • Enlargement of heart.
  • Palpitation may lead to cardiac arrest.
  • Oedema of body cells.

Sources of Thiamine 

Thiamine is abundantly present in all animal and vegetable sources, except in pure sugar, fat and oils. Yeast, bran layer of whole grain cereals like, wheat and rice are good sources of Thiamine. It is also abundantly found in sprouted pulses, groundnuts, dry beans liver etc. Egg yolk, fish, milk and green vegetables are poor sources of Thiamine.

So these are the Meaning, Functions, Effects and Sources of Vitamin B1(Thiamine).

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