Probiotic for Samoyed switching to raw food

Switching a dog from cooked to raw is one of the most common times owners look for digestive support — and it makes sense, because the gut microbiome genuinely has to shift to handle raw protein and fat loads. Probiotics can make a real difference here, but strain quality varies enormously, and a product that's mostly filler won't do much during a meaningful dietary transition. Before I point you anywhere specific: what breed and age is your dog, are you seeing any symptoms already — loose stools, gas, reluctance to eat — and have you had a chance to talk to your vet about the switch?

That's a really sensible way to approach it — getting the gut support in place before the stress hits rather than scrambling when you've already got mess on the floor. The fact that your vet is on board and you're planning a slow transition is exactly right. For a 28kg Samoyed with a known sensitive stomach, I'd want something with a high live culture count, proven strains rather than generic 'mixed bacteria', and ideally a paste or gel format so the dosing is reliable and consistent during the changeover period.

There's no probiotic product that's genuinely 'raw-specific' in a meaningful way — that's mostly marketing. What actually matters for a dietary transition is a product with Enterococcus faecium (which helps stabilise loose stools fast), combined with a prebiotic to feed the beneficial bacteria already there. A lot of general dog probiotics skip either the strain specificity or the prebiotic component. My recommendation for your situation is Protexin Pro-Kolin Advanced — it's a paste, widely used by vets in the UK, contains E. faecium at a clinically relevant level, includes kaolin for stool firming, and has a prebiotic component. For a dog your Samoyed's size, you'd use a meaningful daily dose throughout the transition weeks, not just when things go wrong. It's available on Amazon UK and straightforward to get hold of.

For a planned slow switch — typically 3 to 4 weeks moving through increasing ratios of raw — I'd run the Pro-Kolin Advanced daily from day one through to about week four, then taper off over the following week. If at any point you hit a bad patch of loose stools, you can increase the dose temporarily rather than pausing the diet change entirely. Once he's fully settled on raw and stools are consistently firm, you can stop the probiotic or drop to a maintenance dose every few days — raw feeding naturally supports a more diverse gut microbiome over time, so many raw-fed dogs don't need ongoing supplementation the way some kibble-fed dogs do.

Yes — don't give probiotics at the same time as any antibiotics, obviously, but also avoid giving Pro-Kolin within an hour or two of meals that are very high in fat, at least in the early weeks, as that can reduce absorption. Don't layer it with other probiotic products thinking more is better — you'll just be duplicating strains and spending money unnecessarily. And if he's ever prescribed metronidazole or similar for an upset stomach during the transition, pause the probiotic while he's on it and restart after the course finishes. Other than that, it plays well with everything — fish oils, joint supplements, whatever else he's on.