Pik Nik Kids Twiller cheese strings contain beta carotene, which is a source of vitamin A. Vitamin A is especially valuable for eyes, skin and the immune system. This product is also full of protein and minerals. One cheese string contains 20 % of the recommended daily calcium intake, 11 % protein, 10 % phosphorus, 5 % vitamin A and 11 % provitamin A. Best consumed at room temperature. One cheese string equals one glass of milk.