Lemon helps helps you fight dandruff. Take half a lemon and apply the juice all over your scalp and wet hair. Leave it on for about five minutes. Then rinse. Repeat this twice a week over the course of a few months to start seeing results.
Combine rosemary oil with vinegar and apply it to your scalp for 15-20 minutes. Wash off as usual.
Boil 4 neem leaves in half a cup of water. Leave it overnight. Then wash your hair with the neem water. You can use your regular shampoo after this step. Do this every alternate day.
Combine vinegar and water in equal amounts and apply it to your scalp. Leave overnight and wash your hair the next day with mild baby shampoo.