There are various reasons for hair fall.
Vitamin Iron deficiency, junk foods, thyroid imbalances, hormonal imbalances, travelling in the dust and pollution.
Seek a dematologist if the problem is severe.
Stop using shampoo and conditioner.
2 hours before washing your hair, apply almond oil and slightly massage your scalp.
Reetha is said to be a gentle hair cleanser.
It will not make the hair brittle.
It'll control hair fall.
However, adding some other dry herbs like shikakai and amla would make a better hair cleanser.
Take one handful each of dried reetha, shikakai and amla.
Add them to one litre of water and allow them to soak overnight.
The next day, simmer the herbs with the water on a low fire, till the water reduces to half the quantity.
Do not boil it on a high fire.
Allow the mixture to cool and strain it through a clean cloth.
Use the liquid to wash your hair.
This quantity should be enough for four washes.
Keep your home-made hair cleanser in the refrigerator for further use.
Make small quantities at a time.
Large quantities should not be kept over a long period of time.