Interactive Cavy Nutrition Finder
Can Guinea Pigs Eat...?
Search our veterinary-backed food safety database for fresh vegetables, fruits, herbs, and dangerous foods to avoid.
Bell Peppers (Red, Yellow, Green)
Daily StapleThe best daily source of Vitamin C for guinea pigs. Low in sugar and calcium.
Timothy Hay (1st or 2nd Cut)
Daily StapleThe primary dietary requirement (85% of total diet). Keeps digestive tract moving and molars worn.
Romaine / Red & Green Leaf Lettuce
Daily StapleHigh water content and rich in essential fiber. Do not feed iceberg lettuce.
Cilantro (Coriander Greens)
Daily StapleA favorite daily herb packed with flavor and low in calcium.
Cucumbers
Moderate (2-3x/wk)Excellent for hydration on hot summer days, but high water content can cause runny stool if fed excessively.
Carrots
Treat (1x/wk)High in natural sugar and Vitamin A. Feeding too often causes obesity and tooth decay.
Apples (Seedless)
Treat (1x/wk)Tasty fruit treat. Apple seeds contain cyanogenic glycosides (toxic) and must be removed.
Strawberries
Treat (1x/wk)Rich in Vitamin C but high in natural fruit sugar.
Spinach
Moderate (2-3x/wk)Nutrient-rich but very high in oxalates and calcium, which contribute to bladder stone formation.
Kale
Moderate (2-3x/wk)Great Vitamin C source, but high calcium content means it should be rotated with low-calcium greens.
Tomatoes (Ripe Fruit Only)
Moderate (2-3x/wk)Ripe tomato flesh is safe, but green parts, stems, and leaves are toxic nightshades.
Celery
Moderate (2-3x/wk)Hydrating and crunchy, but long fibrous strings can pose a choking hazard.
Watermelon
Treat (1x/wk)Hydrating summer treat, but very sugary. Watermelon rind is safe in small amounts.
Bananas
Treat (1x/wk)Dense in starch and sugar. Can cause severe constipation if fed regularly.
Onions, Garlic, Chives, Leeks
FORBIDDEN / TOXICContains disulfides that destroy red blood cells, causing fatal hemolytic anemia in guinea pigs.
Potatoes & Raw Beans
FORBIDDEN / TOXICPotatoes contain solanine alkaloid poisons; raw beans contain phytohemagglutinin toxins.
Chocolate, Dairy & Bread
FORBIDDEN / TOXICGuinea pigs are strict herbivores with zero lactase enzymes. Dairy and processed food cause severe digestive failure.
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