Instinct Original is a grain-free chicken formula with kibble coated in freeze-dried raw, bridging dry-food convenience and a raw flavour, which lifts palatability. Nutro Wholesome Essentials pairs chicken with brown rice, stressing non-GMO ingredients and a gentle, balanced profile for indoor adults.

Picky cats that show little interest in plain kibble often accept Instinct's coating. Nutro suits sensitive stomachs that soften on high-protein grain-free food; a grain-inclusive recipe can be the stable choice for some homes. Both are adult maintenance diets.

The coating improves intake but can teach a cat to pick coated pieces and leave the rest, and the aroma fades after opening. Nutro contains brown rice, so it does not fit grain-free, high-meat goals, and its moderate protein may mean larger portions for active cats.

Address the reason for pickiness first, ruling out dental pain and digestive issues before using coating as an enticement. If the cat does well on grain-free, high-protein food, Instinct fits; otherwise Nutro's gentler route is steadier. Persistent vomiting or weight loss needs a vet.