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Can Guinea Pigs Eat Cucumbers?

Yes, guinea pigs can eat cucumber and baby cucumbers, including the skin and seeds. It’s a refreshing, hydrating vegetable that most guinea pigs enjoy. However, cucumber isn’t as nutrient-rich as many other vegetables, so it should be fed in moderation alongside more nutritious greens.



Benefits of Cucumber for Guinea Pigs

  • Hydrating and refreshing — High water content helps keep guinea pigs cool and hydrated, especially in hot weather.
  • Safe skin and seeds — The peel and seeds are safe to eat and provide extra fibre, which supports digestion.
  • Low in sugar — A good option for balancing sweeter fruits or veggies in their diet.

How to Safely Feed Cucumber to Guinea Pigs

  • Frequency: A few times a week (not daily)
  • Quantity: About a half-inch slice per guinea pig each time
  • Preparation: Wash thoroughly (especially if not organic) and offer with the skin on
  • Avoid: Feeding large amounts — cucumber is high in water and too much can cause soft droppings

💡🥒 Tip: On hot days, cucumber makes a great hydrating snack for your guinea pigs.


Guinea Pig Food Charts in Full Colour showing what vegetables, fruit and herbs guinea pigs can safely eat and how often, plus meal planner. Available to purchase.

Nutrition Information

Nutrition 🥒mg per 100g
Vitamin C7
Calcium18
Sugar1.2
Water95.4
Fibre1.4
Phosphorous18

Safe Vegetables

Full information on safe vegetables for guinea pigs including feeding guide ›

🫑 Bell Peppers → Read the Bell Pepper guide ›
🥬 Bok Choy → Read the Bok Choy (Pak Choi / Chinese Leaf) guide ›
🥦 Broccoli → Read the Broccoli guide ›
🥕 Carrots → Read the Carrot guide ›
🌱 Celeriac→ Read the Celeriac guide ›
🌱 Celery → Read the Celery guide ›
🥬 Collard Greens → Read the Collard Greens guide ›
🌾 Corn on the Cob → Read the Corn guide ›
🥒 Cucumber → Read the Cucumber guide ›
🌼 Dandelion → Read the Dandelion guide ›
🌿 Fennel → Read the Fennel guide ›
🌿 French Beans (Fine Green Beans) → Read the French Beans guide ›
🥬 Kale → Read the Kale guide ›
🥬 Lettuce → Read the Lettuce guide ›
🌿 Spinach → Read the Spinach guide ›
🍅 Tomato→ Read the Tomato guide ›
🍃 Watercress→ Read the Watercress guide ›

Safe Fruits

Full information on safe fruit for guinea pigs and feeding guide ›

🍎 Apple →Read the Apple guide ›
🍌 Banana →Read the Banana guide ›
🫐 Blueberries →Read the Blueberries guide ›
🍇 Grapes →Read the Grape guide ›
🍈 Melon →Read the Melon guide ›
🍓 Strawberries →Read the Strawberry guide ›
🍉 Watermelon →Read the Watermelon guide ›

Safe Herbs

Full information on safe herbs for guinea pigs and feeding guide ›

🌿 Basil → Read the Basil guide ›
🌱 Coriander (Cilantro) → Read the Coriander guide ›
🌿 Dill → Read the Dill guide ›
🌱 Mint → Read the Mint guide ›
🌿 Parsley → Read the Parsley guide ›

Monique Hanford

Monique Hanford

Monique Hanford is a trusted guinea pig expert and founder of Guinea Piggles, one of the UK’s leading resources on guinea pig welfare. With nearly a decade of hands-on experience and research into guinea pig care, she provides practical, evidence-based guidance to help owners give their pets the best possible lives. Find out more...View Author posts