For symptoms, look up "steatorrhea" or "fat intolerance symptoms".
She needs enough ox bile that she doesn't get symptoms when she eats meals that contain fats. Getting a supplement that has ox bile and lipase would be even better.
Straight 40/30/30 Zone may not be enough fat to cause her many issues, but increased fat blocks likely would be.
She should always take the ox bile when she takes fat-soluble supplements (D3, fish oil, vit. K, vit. E, vit. A, other oils, etc.).