Guinea Pig 500g Complete feedingstuff for guinea pigs. Ingredients: derivatives of vegetable origin, seeds, vegetables, fruit. Additives: Vitamins, pro-vitamins and chemically well-defined substances having similar effect: vit. C 250 mg/kg. Colourants. Analytical constituents: crude protein 17.0%, crude oils and fats 4.0%, crude fibres 10.0%, moisture 12.0%.