Best food for a 14-week rescue kitten

A rescue kitten at roughly 14 weeks — this is such a brilliant time to get the nutrition right, because you're stepping in right at the window where it really matters. Kittens have dramatically different needs from adult cats: they need far more protein, more calories per kilogram of bodyweight, and specific nutrients like DHA for brain development, calcium and phosphorus for bone growth, and taurine for heart and eye health. Getting this phase right genuinely sets them up for life. So — do you know anything about the kitten's breed or background, and is the rescue centre feeding them anything at the moment, or are you starting completely from scratch?

Perfect — that's exactly the right mindset, and 14 weeks with a clean slate is ideal. Domestic Longhairs don't have breed-specific dietary quirks the way Persians or Maine Coons might, so you've got good flexibility. One thing worth knowing: if she's been on low-quality food, switching too fast can upset her stomach, so you'll want to transition gradually over about a week. Now — is she eating wet food, dry, or a mix currently? And have you noticed any loose stools or digestive sensitivity since bringing her home?

Good news on the settled stomach — that makes the transition easier. For a kitten her age, I'd honestly recommend going wet-led with a high-quality dry alongside as a complement. Wet food keeps hydration up, which is important because cats have a naturally low thirst drive and building good kidney health starts early. For your main wet food, I'd go with Royal Canin Kitten wet pouches in gravy. It's specifically formulated for kittens up to 12 months, has the right protein-to-fat balance, contains DHA from fish oil for brain and eye development, and supports the immune system with antioxidants. It's one of the most vet-recommended kitten foods in the UK for good reason — the nutritional profile is genuinely dialled in for this growth stage, not just marketed that way. You can pair it with Royal Canin Kitten dry in small amounts for dental benefit and to give her something to graze on.

At 14 weeks, her stomach is tiny but her metabolism is running fast — little and often is the rule. Aim for four small meals a day if you can manage it, or a minimum of three. For the Royal Canin wet pouches, each pouch is 85g, and at her age and likely weight (probably 1.2–1.6kg for a 14-week kitten), she'll need roughly one to one-and-a-half pouches per day across those meals. The pack will have a weight-based feeding guide on the back — use that as your baseline and adjust if she's leaving food or clearing it and crying for more. Don't leave wet food out for more than 30–40 minutes, especially in warmer rooms. If you add dry alongside, reduce the wet slightly so you're not overfeeding overall.

No — and this is important. If you're feeding a complete kitten food like Royal Canin, it already contains everything she needs: vitamins, minerals, taurine, DHA, the lot. Adding supplements on top of a complete food can actually cause imbalances — too much calcium, for instance, can interfere with bone development rather than help it. The only exception would be if a vet identifies a specific deficiency, which is unlikely in a kitten on a quality complete diet. For now, just focus on the food, fresh water always available, and getting her to a vet for a full health check and vaccination schedule if you haven't already. You're setting her up brilliantly.