There is some very good advice given, but... there's always a "but" right?
But, no matter what diet anyone feeds their dogs (and we are huge proponent of raw) they still need supplementation with soil-based probiotics to maintain GI balanc...
Between feeding the pups during pregnancy and now after birthing chances her body's resources are depleted. She desperately needs vitamin, mineal and oil supplements. Do that and she will respond quickly.