Can guinea pigs eat oats?
Quick verdict
Caution
Key risk
Too high in starch for a herbivore and can cause weight gain and upset.
Why
Oats are starchy and best avoided for guinea pigs.
Can guinea pigs eat oats, and why?
Oats are starchy and best avoided for guinea pigs. Too high in starch for a herbivore and can cause weight gain and upset.
Guinea pigs are herbivores who need unlimited hay or grass, a daily portion of fresh leafy veg, and a daily source of vitamin C — which they cannot make themselves. Their gut relies on constant fibre, so too much sugar or any sudden change can cause painful bloat and diarrhoea.
Warning — what to watch for
Too high in starch for a herbivore and can cause weight gain and upset.
If your guinea pig has eaten oats, don’t wait for symptoms — contact your vet immediately, or call the Animal PoisonLine on 01202 509000 (24/7, UK). Signs of a problem can include vomiting, diarrhoea, drooling, lethargy, tremors or loss of appetite.
More foods guinea pigs might eat
Make treat time better
Handy kit for feeding guinea pigs well:
Frequently asked questions
Can guinea pigs eat oats?
Caution. Oats are starchy and best avoided for guinea pigs.
What happens if my guinea pig eats oats?
Too high in starch for a herbivore and can cause weight gain and upset. If your guinea pig has eaten oats, contact your vet or the Animal PoisonLine (01202 509000) straight away — don’t wait for symptoms.
Is oats poisonous to guinea pigs?
Caution. Oats are starchy and best avoided for guinea pigs.
Check oats for another pet