Hi....
Its unfortunate that you are dealing with this problem. Probable Causes of white hair include nutritional deficiencies, genetic factors, hereditary, exposure to certain chemicals, pollution, stress. Some times idiopathic. Biotin n
calcium pantothenate tablets ll help. control depends on underlying cause. Use ppd free hair dies.Q-sera black ll help in daily maintainence.consulting a dermatologist n getting appropriate treatment is better. Hope this helps you. Take care