Best food for Tonkinese cat urinary health

Urinary issues in cats deserve real attention — particularly in male cats, where blockages can become life-threatening very quickly, and a family history of blockages in your Tonkinese makes prevention genuinely important rather than just precautionary. Diet is one of the most powerful tools you have here: the right food can keep urine dilute, maintain a healthy pH, and reduce the mineral crystals that cause blockages. A vet check matters a lot if there's an active problem. So tell me — what symptoms, if any, are you seeing right now, has your cat had a vet assessment, and what are you currently feeding him?

Good — you're in the best possible position because you're acting before there's a crisis. The fact he's already had one blockage, though, means his risk is real and established, not just theoretical. The single most important dietary change you can make is shifting him away from dry food as a significant part of his diet. Dry food keeps cats in a chronic state of mild dehydration, which concentrates urine and massively increases the chance of crystal formation and blockage. What brand of dry food is he on at the moment, and roughly what proportion of his diet is wet versus dry?

It's one of the most significant factors in feline urinary health, and it's underappreciated. For a male cat who has already blocked once and has a genetic predisposition, I'd strongly recommend flipping that ratio — ideally moving to 80–90% wet food, or wet food entirely. The hydration wet food provides keeps urine dilute and dramatically lowers the concentration of struvite and calcium oxalate crystals. For your specific situation, I'd recommend Royal Canin Urinary Care wet food in gravy pouches. It's formulated specifically to reduce urinary crystal formation, supports a healthy urine pH, and promotes water intake through texture and moisture content. It's not a prescription diet, so it's appropriate for long-term everyday feeding in a cat like yours — one with a history but no current active disease. You can run it past your vet, but it's genuinely well-suited to preventative management in a cat at elevated risk.

You don't have to eliminate it entirely, but treat it as a small treat element rather than a dietary staple — think 10–15% of his intake at most. If you do keep a dry food in rotation, look for ones with lower magnesium and phosphorus content and ideally a urinary-support formulation. The main goal is making sure the bulk of his daily intake is driving hydration. Stick with the Royal Canin Urinary Care wet food as his core diet, keep water bowls topped up and consider a cat water fountain if he's a reluctant drinker — moving water encourages cats to drink more. Given his history, an annual urine check with your vet is also worthwhile so you can catch any early crystal formation before it becomes a problem.

Gradual is exactly right — transition over 7 to 10 days to avoid any digestive upset. You're in a strong position: he's healthy now, you know the risk, and you're taking the right step. The Royal Canin Urinary Care wet food is a solid long-term choice for him. Keep up the vet check-ins and he should do very well.