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Answer for Guinea pigs

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Can guinea pigs eat potatoes?

Toxic for guinea pigs

Potatoes are not safe for guinea pigs. The Royal Veterinary College lists potato among poisonous plants for them, and the RSPCA and PDSA say to avoid potatoes and their skins. Source: Royal Veterinary College, RSPCA, PDSA

Why it is a problem

  • The Royal Veterinary College includes potato in its list of poisonous garden and wild plants for guinea pigs. Source: Royal Veterinary College
  • The RSPCA lists potato among foods that can be harmful or poisonous to guinea pigs. Source: RSPCA

Sources

  1. Royal Veterinary College: Feeding your guinea pig (RVC Exotics Service) (opens in a new tab)

    “Poisonous garden and wild plants: … potato”

    Read on 10 October 2026

  2. RSPCA: What to feed a guinea pig (opens in a new tab)

    “Avoid these as they can be harmful or poisonous to Guinea pigs. For example: Iceberg lettuce Potato”

    Read on 10 October 2026

  3. PDSA: Your guinea pig's diet (opens in a new tab)

    “Not all fruits and vegetables are safe for your guinea pigs to eat – some are poisonous … Potatoes & their skin”

    Read on 10 October 2026

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