| Verdict for dogs | Caution |
| Severity | 2 / 5 — Mild — usually stomach upset; watch them. |
| Safe amount | A taste at most |
| Category | Dairy |
| Source | ASPCA Animal Poison Control — People Foods to Avoid Feeding Your Pets; VCA Animal Hospitals — pet health library · reviewed 2026-08-07 · confidence: high |
Plain unsweetened yogurt is tolerated by some dogs better than milk, but plenty still get loose stools from the lactose. The real hazard is flavored yogurt: check the label for xylitol, and skip anything chocolate- or raisin-containing.
Don't make it a habit. Watch for vomiting, diarrhea or a lost appetite over the next day and call your vet if it doesn't settle or your dog seems unwell.
Never induce vomiting and never give any medicine unless a vet tells you to. With some substances it causes more damage than the poison. This page tells you when to get help — it never tells you how to treat at home.
If you're sharing food because you want to treat them, a treat formulated for dogs does the job without the guesswork.
Affiliate link — we may earn a commission at no cost to you. It never appears on a toxic or unsafe verdict and never changes one.
Can cats eat yogurt? — Feed with caution to cats.
Not toxic, but be careful — yogurt isn't poisonous to dogs, and it comes with caveats that matter. Plain unsweetened yogurt is tolerated by some dogs better than milk, but plenty still get loose stools from the lactose. The real hazard is flavored yogurt: check the label for xylitol, and skip anything chocolate- or raisin-containing.
Watch for: Vomiting; Diarrhea or loose stools; Loss of appetite; Belly discomfort or unusual tiredness. Signs can take hours or, for some poisons, a day or more to appear, so call your vet rather than waiting to see.
The safe amount is a taste at most, as an occasional treat rather than a daily habit. Large amounts mainly cause stomach upset; if that doesn't settle within a day, call your vet.