Little One Guinea pig food is a complete balanced diet containing all the proteins, fats, carbohydrates, vitamins and minerals essential for your pet's health and wellbeing. It also contains high levels of Vitamin C, which is essential for guinea pigs. The food is made up of a mixture of grass pellets (alfalfa, soya, sunflower, wheat, linseed, peeled oat, barley), puffed wheat, lupin flakes, carob, pea flakes, puffed barley, carrot flakes, puffed corn, sunflower, alfalfa structures.