Fromm Four-Star comes from a family-owned plant in small batches, with chicken and vegetables as one of several recipes, built around rotation and continuity. Earthborn Coastal Catch uses herring meal and other fish proteins, grain-free, with eco-friendly packaging and ocean-friendly sourcing claims.

Homes that want to rotate flavours within one brand to reduce pickiness fit Fromm. Coastal Catch suits cats that clearly prefer fish and accept fish meal; fish oil fatty acids help the coat, but fish allergy must be ruled out.

Rotation improves acceptance, but frequent recipe changes make the cause of soft stool hard to trace, so sensitive cats should stay fixed. Coastal Catch is fish-forward, with a notable price and smell, and oxidises quickly, so multi-cat homes should size the bag to consumption.

Decide whether rotation is needed; sensitive cats should stay on one formula for months. When rotating, change one recipe at a time and allow seven to ten days. For itching, recurring soft stool or repeated ear infections, ask a vet about allergy rather than trying more recipes.