Mamaearth Onion Hair Fall Shampoo at Rs.331. Mamaearth's Onion Hair Shampoo helps you combat that. Onion Oil, rich in Sulphur, Potassium & antioxidants, reduces hair fall & accelerates hair regrowth. Plant Keratin replenishes and strengthens hair, repairing its natural structure. It makes hair smooth & frizz-free. Also, You can earn an extra GoPaisa(GP) Cashback on your every order while shopping via GoPaisa. You can check Cashback rates to know about exact rate of Cashback amount. Buy now!