buy a good puppy food like eukanuba puppy or beta puppy its high in calcium and give a good double handful with every meal you give her it will help with milk production start using this ASAP , try n give her lots of fresh food along with the puppy food , dont give the puppys cows milk they cant digest it, use goats milk or buy dried puppy milk for them . also add to the food a good omega 3 oil , you can buy this from any equestrian supplies store , its much better than standard cod liver oil, if she loses her appetite you can try give her some metatone , its a vitamin tonic and you can buy i