Gentle massage or comb your hair before applying Dhathri Hair Care Herbal Oil. Apply 7 to 10ml of Dhathri Hair Care Herbal Oil and leave it for 30 minutes. Use Dheedhi Hair Care Herbal Shampoo or Dhathri Chemparathi Thaali to wash off the extra oil if required. Each bottle of Dhathri Hair Care Herbal Oil can be used for a period of 10 to 15 days for first three months, after three months use one bottle for a period of 30 days for permanent use