The Organic Feed Company Grower/Finishing Pellets can be fed from 6-8 weeks all the way up to week 16 or even to finish for continued growth. Introduce this feed gradually from week 16 to laying hens. 100% organically grown, agricultural ingredients There are no synthetic vitamins or minerals in this feed. Composition Organic Wheat, Organic Soya Expeller, Organic Linseed Expeller, Organic Alfalfa, Organic Maize, Calcium Carbonate, Yeast, Di-Calcium Phosphate, Organic Linseed Sea Salt Analytical Constituents Crude Protein 16%, Crude Oils and Fats 4%, Crude Fibre 5%, Crude Ash 6.5%, Lysine 0.86%, Methionine 0.3%, Calcium 1%, Phosphorous 0.5% Sodium 0.15% The Lysine and Methionine in this feed are from natural sources - synthetic amino acids are not used in this feed.