You should not use water on their hair in winters, would you like to go out with wet head in winters,they ate just 1 years old, its not good in winters & will give them cold & sniffles secondly please teach your kids not to put anything in heir mouth, they put all sorts of creams & things in their mouth, they should be taught its not their food, only food goes in mouth, please stop letting them pick makeup sponges & creams & hair combs & put them in mouth.Teach them to play with toys only, make your kitchen bathroom baby safe,ask help from your father.And only 1 year old girls shouldn't be using hair conditioner and gels at this age at all.