Grain-free litter for cats with food sensitivities

Litter preference really does matter — cats are far more likely to use the box consistently when the texture and scent match what they're comfortable with, and most cats prefer unscented, fine-grained clumping litter over scented options, whatever the packaging implies. The grain-free angle you're thinking about for your Chausie is worth taking seriously: while litter isn't ingested in the way food is, cats do groom their paws after using the box, so corn, wheat, or soy-based litters carry a small but real exposure risk for a cat with genuine food sensitivities. To point you to the right thing — how many cats do you have, have you noticed any litter box avoidance, and are dust levels or tracking a concern?

That's a sensible move — corn-based litters are actually one of the more common culprits people overlook when a cat has unexplained reactions, because of exactly that paw-grooming exposure. Given she has no avoidance issues, you're not fighting an established preference, which makes this easier. What does she use currently in terms of texture — clumping or non-clumping, and is it fine-grained or more pellet-style?

Perfect — that makes the switch straightforward. I'd go with Cats Best Öko Plus. It's made from pressed wood fibres with no grain content at all, no corn, wheat, or soy, so it removes that exposure risk entirely. It clumps well, has a fine enough texture that cats transitioning from corn litter tend to accept it without trouble, and it's notably low-dust compared to most natural alternatives — that addresses your Chausie's respiratory and skin comfort too. It's also unscented, which is what cats actually prefer. Blend it roughly 50/50 with her current litter for about a week, then move to full Öko Plus. Given she's already comfortable with the box, she should take to it without fuss.

Yes — Cats Best Öko Plus comes in a 20-litre bag on Amazon UK, which is the one worth getting for regular use. It's also more economical per litre at that size. Because it clumps firmly and the wood fibres are quite absorbent, you'll likely find it lasts longer box-for-box than the corn litter did, so the 20-litre tends to go further than you'd expect. Worth keeping an eye on her skin and digestive symptoms over the first few weeks after switching — if those start to improve, that's a reasonable signal the litter was a contributing factor.