One of the best solutions to your dandruff is using an egg. Yes you read it right. Egg serves as a conditioner to our hair.
Get the egg-white and mix it with lemon(medium size). Put it evenly in to your scalp and leave it for an hour then rinse. After that, rinse it again using a mixture of cider vinegar in water. This would help you to get rid of itchy dandruff.