Premature greying of hair
Premature greying of hair , also known as canities , can have negative effects on appearance, confidence, self-esteem, and social acceptance of the affected individual. Hair is said to have greyed prematurely if it occurs before the age of 20 years in Whites, before 25 years in Asians, and before 30 years in Africans. Cause Cause of greying is incompletely understood. It is a complex multi-factorial process mainly considered to be an interplay of nutritional, genetic and environmental factors. Nutritional deficiencies like vitamin B12 deficiency, severe iron deficiency, chronic protein loss, copper deficiency are often found associated with premature greying of hairs. Other factors that have been incriminated are low serum ferritin, and low serum calcium and vitamin D3 levels. [ Premature greying of hair has been observed with greater frequency among certain families, suggesting a familial predisposition for the condit...