Collect information about pellagra and discuss with your teacher.

Explanation

Pellagra is the disease caused by decrease intake of Niacin or Tryptophan , Vitamin -`B_3` and possibly by excessive intake of Leucine.
It may also result from alternation in protein metabolism in disorders such as carcinoid syndrom or Hartnup disease.
A deficiency of the amino acid lysine can lead to deficiency of Niacin as well.
Symptoms : Pellagra is described by 3 Ds - Diarrhoea, Dermatitis , Dementia.
A more comprehensive list of symptoms include 1) Sensitivity to sunlight 2) Aggression 3) Dermatitis 4) Alopecia (hair loss) 5) Edema ( swelling)
Smooth, beefy red, glossitis, red skin lesions, insomnia (sleep less), weakness, men-tal confusion, nerve damage are the symptoms of this pellagra.
Prevention : By taking of yeast, meat, fish, milk, eggs , green vegetables , beans and cereal grains, we can prevent this disease.