Hii dear hair fall a common problem .dear u have to take care of her diet too ..as add milk ,cheese butter ,paneer ,green vegetables,fresh fruits, nuts ,oats ,ragi in diet dear u can try mamaearth products too it's made by natural indigents nd helpful in reducing hair fall..use oil regularly nd shampoo twice in a week..nd make sure make proper ponytails. Don't leave open hairs it's also a reason of hair fall..try it hopefully its works for her.. take care