February 07, 2014

Vitamin B

     These are a group of water-soluble vitamins that play important roles in cell metabolism and enhance the functioning of the immune system. It helps maintain healthy skin, hair and muscle tone. Promote cell growth and division, also of the red blood cells that prevent anaemia. It also reduces the risk of pancreatic cancer. 

      Vitamin B1 (thiamine), Vitamin B2 (riboflavin), Vitamin B3 (niacin), Vitamin B5 (pantothenic acid), Vitamin B6 (pyridoxine), Vitamin B7 (biotin), Vitamin B9 (folic acid) and Vitamin B12 (various cobalamins) are the different types of Vitamin B and together they form Vitamin B complex.

Foods that contain B vitamins include

  • Fish and seafood
  • Eggs
  • Whole grains
  • Milk and curd
  • Poultry and meats
  • Green leafy vegetables
  • Beans and peas
  • Fortified foods like cereals and bread

Vitamin B Deficiency

  • Vitamin B1: This can causes beriberi, a disease of the nervous system characterised by weight loss, emotional disturbance, weakness and pain in the limbs, periods of irregular heartbeat, heart failure and even death.
  • Vitamin B2: This can cause ariboflavinosis, which has symptoms such as crack lips, hyper-sensitivity to sunlight, inflammation of the tongue, pseudo-syphilis, sore throat.
  • Vitamin B3: This can cause Pellagra which has symptoms such as dermatitis, diarrhoea, aggression, insomnia and mental confusion. 
  • Vitamin B5: Deficiency can result in acne and paresthesia (tingling, burning, pricking sensation in the skin – with no long term affects)
  • Vitamin B6: This may cause depression, hypertension and water retention.
  • Vitamin B7: A deficiency in biotin may not cause any symptom in adults, but can lead to impaired growth and neurological disorders in infants.
  • Vitamin B9: Folic deficiency in pregnant women can lead to birth defects. 
  • Vitamin B12: This may cause macrocytic anaemia, peripheral neuropathy, memory loss and other cognitive deficits. It is most likely to occur among elderly people.

Excess Vitamin B symptoms

  • Vitamin B3 causes nausea, jaundice and elevated liver enzymes.
  • Vitamin B6 in high doses can cause nerve toxicity and numbness in her legs. 
  • Excess vitamin B12 may contribute to numbness or tingling in the arm, hands and face, anxiety symptoms such as panic attacks and nausea


             Vitamin B ,Picture

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