Soy-Free & Corn-Free easy to use LAYER SUPPLEMENT is mixed 50/50 with grain to make a complete feed. Formulated with Bio-stead Balance Plus+ system, includes probiotics, balanced protein, amino acids, and omega fatty acids. With advanced vitamins & minerals. Complete with top calcium levels to aid laying production, with strong shells and plant extracts for rich yolks. No need to feed additional grit or oyster shell! Its included!