Gerty Guinea Pig Complete Muesli 2.5kg is a nutritionally complete and balanced food suitable for guinea Pigs of all ages. Zero added or hidden sugars. Promotes natural foraging behaviour. Added vitamin C - 250mg/kg, an essential daily requirement. Rich in natural ingredients. Carefully blended natural raw materials for interest and enjoyment. Your Guinea Pigs should also be fed plenty of hay ,this will not only aid your guinea pigs digestion, but the gnawing action will also help to keep its teeth trim and healthy.