I am not sure how much she weighs and what volume a “small bowl†is. Also it would help to now how her attitude is. I would try another food maybe even some canned food so we can figure out if she just doesn’t like the food or whether she has no appetite.
Here are some good quality foods to pick from:
Natures recipe c d
Iams woof soft
Iams Eukanuba small bites d
Royal Canin c d
Pro plan savory soft
Hills ideal balance c d
Castor pollux organically
Simply nourish c d
Blue Buffalo c d
Wellness c d
Bil jac frozen
c-can d-dry kibble