my daughter is 3 years 11 months old.. she got alot of dandruff in her hair now (because i gave birth to baby i cant took care of her like i used to..) she already have mild dandruff when she was one but when i oil her hair regularly and take care of her hair washing days it was gone but now i can't manage properly i forget to apply oil most of the days.. can you suggest good dandruff shampoo for her? her sclap is dry she uses himalaya shampoo from 1year of her age she apply parachute hair oil only