Hair thinning and loss. Essential oils?

I am facing too much of hair loss , like 200-300 strands per day. if i touch my hair, i see at least 10 strands of hair falls. while combing also i face severe hair fall. my scalp is itchy and dry. i feel my scalp is very weak as ,while oiling my hair ,i face terrible hair fall. i have problem of hair thinning. i donot understand what is the reason of my hair fall as i eat home made food .yes the water might be a problem . i had been using essential oils to reduce hair fall. i saw new growth of hair but then the hair fall was still there and all my new hairs fell . i don't understand the reason for my hair fall. please help . what measure should be taken. should i use essential oils ? I am fed up with my hair loss problem and hair thinning problem. now i feel i am going bald.