Is aubergine poisonous to tortoises?

It is not considered a safe everyday food. Aubergine belongs to the nightshade family, which many tortoise keepers avoid altogether, and the fruit itself offers almost no fibre or calcium in return. It is not worth the risk for something with so little nutritional benefit.

What vegetables are safe for tortoises?

Leafy, calcium-rich greens and garden weeds such as dandelion, plantain and clover make up the bulk of a healthy diet. Starchy or watery vegetables from the supermarket, including aubergine, potato and sweetcorn, are best kept as rare exceptions rather than regular food.

Can tortoises eat other nightshade vegetables like potato or tomato?

It is safer to leave the whole nightshade family out of a tortoise's diet, including potato, raw tomato and pepper. Ripe tomato flesh in tiny amounts is sometimes tolerated by some keepers, but there is little upside and it is easiest simply to avoid the group.

My tortoise ate a piece of aubergine by accident, what should I do?

A single small accidental mouthful is unlikely to cause serious harm in an otherwise well tortoise. Watch their appetite and droppings for the next day or two, and speak to a vet if they go off their food, seem lethargic, or their droppings turn watery.

What do tortoises eat day to day?

Most of the diet should be weeds and leafy greens such as dandelion, plantain and clover, with a calcium-rich leaf, the occasional edible flower, and a prepared tortoise food mix used to fill gaps. Fruit and starchy vegetables should stay occasional rather than routine.

Can tortoises eat aubergine?

No — aubergine is not a good food for a tortoise, and it is best left off the menu altogether. It belongs to the nightshade family, the same group as potato and raw tomato leaf, and a tortoise's gut is built for weeds and leafy greens rather than watery salad vegetables. One stray bite from a mixed bowl is not an emergency, but there is no reason to offer it on purpose.

Picked for your pet

Tortoise Feeding Kit

Komodo tortoise salad mix, hay cakes, a flower treat bar and calcium supplement for a balanced tortoise diet.

£20.49

Pettex Reptile Tortoise

Calcium-added tortoise substrate, 10 litres, for arid-habitat tortoises and lizards

£9.99

Komodo Tortoise Eco Terrain

Soil and sand substrate for arid tortoises, deep enough to burrow in, 10 litres

£9.99

Komodo Tortoise Leaf Mix

A 100G dried botanical leaf mix as a complementary treat for tortoises and other reptiles

£5.29

Why aubergine misses the mark

Aubergine is a nightshade, and the whole nightshade family carries compounds that many tortoise keepers prefer to avoid entirely rather than judge in small amounts. The fruit itself is mostly water with very little fibre and almost none of the calcium a tortoise's shell and bones actually need, so even setting the nightshade question aside, it is offering very little for the space it takes up in a bowl.

Tortoises are grazing herbivores whose digestion is tuned to a high-fibre, low-sugar diet of weeds, leaves and flowers. A soft, watery vegetable like aubergine sits at almost the opposite end of that scale, and feeding much of it regularly can unbalance a diet that needs to stay heavy on fibre and light on anything rich or starchy.

What a tortoise's diet should actually look like

The bulk of a healthy tortoise diet is weeds and leaves most gardens already grow: dandelion, plantain, clover, sow thistle and similar plants, ideally picked from somewhere that has not been treated with weedkiller or fertiliser. These give the fibre and calcium-to-phosphorus balance that a growing shell and skeleton depend on.

A calcium-rich leafy green, a small amount of edible flower, and an occasional prepared tortoise food mix round that out. Fruit and starchy vegetables from the supermarket, aubergine included, are best kept as rare novelties rather than a regular part of the bowl, because they crowd out the weeds that are doing the real nutritional work.

If your tortoise has already had some

A single small piece eaten by accident is very unlikely to cause a problem in an otherwise healthy tortoise, and there is usually no need to panic. Keep an eye on their appetite and droppings over the next day or two, the same way you would after any unplanned food.

Get in touch with a vet if your tortoise goes off their food, seems unusually quiet or lethargic, or their droppings become watery and do not settle. Tortoises hide illness well, so a change that lasts more than a day or two is worth having checked rather than waited out.

What to feed instead

A proper tortoise food mix is a much better use of bowl space than a slice of aubergine — it is built around the fibre and mineral balance a tortoise needs rather than around what looks good in a salad. Something like the Komodo Tortoise Food range gives a formulated base you can offer alongside fresh weeds.

A shallow, easy-to-clean dish makes it simpler to offer a proper mixed spread of weeds, leaves and the occasional prepared food without it drying out or getting trodden into the substrate, which matters more to how much actually gets eaten than any single ingredient does.

More for your pet

Things we stock that owners commonly reach for here. Nothing on this page depends on you buying one.

Komodo Tortoise Hay Cakes

A dried grass and dandelion hay cake for tortoises

£4.19

Komodo Tortoise Fruit Mix

A fruit-based treat mix for tortoises, made from dandelion, aronia berries, strawberry and redcurrants

£5.29

Komodo Tortoise Food Salad Mix

A complete holistic tortoise diet flavoured to taste like fresh salad

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Komodo Tortoise Food Cucumber

A complete holistic tortoise diet in cucumber flavour, high in fibre

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Common questions

Is aubergine poisonous to tortoises?: It is not considered a safe everyday food. Aubergine belongs to the nightshade family, which many tortoise keepers avoid altogether, and the fruit itself offers almost no fibre or calcium in return. It is not worth the risk for something with so little nutritional benefit.
What vegetables are safe for tortoises?: Leafy, calcium-rich greens and garden weeds such as dandelion, plantain and clover make up the bulk of a healthy diet. Starchy or watery vegetables from the supermarket, including aubergine, potato and sweetcorn, are best kept as rare exceptions rather than regular food.
Can tortoises eat other nightshade vegetables like potato or tomato?: It is safer to leave the whole nightshade family out of a tortoise's diet, including potato, raw tomato and pepper. Ripe tomato flesh in tiny amounts is sometimes tolerated by some keepers, but there is little upside and it is easiest simply to avoid the group.
My tortoise ate a piece of aubergine by accident, what should I do?: A single small accidental mouthful is unlikely to cause serious harm in an otherwise well tortoise. Watch their appetite and droppings for the next day or two, and speak to a vet if they go off their food, seem lethargic, or their droppings turn watery.
What do tortoises eat day to day?: Most of the diet should be weeds and leafy greens such as dandelion, plantain and clover, with a calcium-rich leaf, the occasional edible flower, and a prepared tortoise food mix used to fill gaps. Fruit and starchy vegetables should stay occasional rather than routine.

Sources

Written against guidance published by UK veterinary and welfare organisations. Always confirm specifics with your own vet.

Written by Matt Garnett, who runs Giddy Pets and is a lifelong pet owner — not a vet. This is general information, not veterinary advice, and it cannot replace an examination by the vet who knows your animal. How we write these guides.