How to Transition Your Cat to Blue Wilderness Indoor Food
By UPCO Pet Supplies | Small Business Pet Shop in St. Joseph MO | Published: 2026-10-24
Category: How-to Guides
Learn the safe 7-day method to switch your cat to Blue Wilderness Indoor Cat Food. Tips for sensitive stomachs and how the 5 lb bag makes trial easy.
Quick answer
Switch your cat gradually over 7 days by mixing increasing amounts of Blue Wilderness Indoor Cat Food with the old food. Start with 25% new food and increase daily to avoid stomach upset.
Why a slow transition matters for indoor cats
Indoor cats often have more sensitive digestive systems because they are less active and may eat a consistent diet. A sudden change to a new food can cause vomiting, diarrhea, or refusal to eat. Blue Wilderness Indoor Cat Food includes a unique blend of natural fiber sources to help reduce hairballs, but the fiber shift needs time for your cat's gut bacteria to adjust.
The 5 lb bag is an ideal trial size for a 7-day transition. It gives you enough food to complete the switch without committing to a larger bag if your cat doesn't take to it.
What to watch for during the switch
Even with a gradual transition, some cats may show mild digestive upset. Signs include loose stools, gas, or reduced appetite. If symptoms persist beyond two days, slow down the transition by staying at the same ratio for an extra day or two. If your cat stops eating entirely, consult your veterinarian.
Blue Wilderness Indoor Cat Food is grain-free and contains no chicken or poultry by-product meals, which can be a plus for cats with known sensitivities. However, if your cat has a specific protein allergy, check the ingredient list carefully.
7-Day transition plan
- Days 1-2: 25% new food, 75% old food: Mix 1 part Blue Wilderness Indoor Cat Food with 3 parts of your cat's current food. Offer at the usual meal times. Watch for any refusal or loose stool. If your cat leaves the new food behind, try mixing it more thoroughly or warming it slightly.
- Days 3-4: 50% new food, 50% old food: Increase to equal parts. Your cat's digestive system is now adapting to the higher fiber and different protein sources. Monitor stool consistency closely. Loose stool on these days? Hold at 50/50 for an extra day before moving forward.
- Days 5-6: 75% new food, 25% old food: The majority of the meal is now Blue Wilderness. By this point most cats accept the taste. Continue to observe appetite and litter box habits. If your cat seems less interested, try adding a small amount of warm water to enhance aroma.
- Day 7: 100% Blue Wilderness Indoor Cat Food: Feed only the new food. Your cat should be fully transitioned. Continue to offer fresh water and monitor for any delayed reactions over the next few days. Keep the old food bag for a few more days in case you need to step back temporarily.
Product used in this guide
- Blue Buffalo Wilderness Indoor Cat Food 5 lb: Blue Buffalo Wilderness Indoor Cat Food 5 lb is grain-free, made with real chicken, and includes a unique blend of natural fiber sources to help reduce hairballs. The natural fiber blend supports indoor cats prone to hairballs while the grain-free recipe is easier on sensitive stomachs during a diet change.
Blue Buffalo Wilderness Indoor Cat Food 5 lb
