4Grain Vegetarian eggs are produced by hens fed a 100% vegetarian diet consisting of four golden grains and protein-rich soy. No hormones, antibiotics or animal by-products are used in our Vegetarian hens’ feed. These eggs are available as white or brown eggs. As one of nature's most perfect sources of protein, every 4Grain Vegetarian egg offers 6 grams of high quality protein and 9 essential amino acids! 4Grain Vegetarian eggs are available in PET plastic cartons. Read more about PET plastic cartons by clicking here.