E.N.
its ok for her to use it till shes 9 months i have a 11 month old girl and she took it till nine months after that she would only take one full bottle because she would eat 3 meals and 3 snacks her doctor said by 9 months they should eat more food then bottle at least just one then when their 12 months they should drink regular milk but my daughter still drinks at least a bottle of similac and she perfectly fine good luck best wishes