No artificial growth hormones (No significant difference has been shown between milk derived from rbst-treated and non rbst-treated cows). Earth's Best Organic: Sensitivity Infant Formula with Iron-DHA & ARA. Breast milk is the first choice for your infant's growth and development. But if and when you choose to use formula, you'll feel good knowing there's an organic choice. Earth's Best Organic sensitivity infant formula with iron is an organic way to nurture your baby. Formula with iron is an organic way to nurture your baby. Why choose an organic infant formula with iron? Earth's Best Organic sensitivity infant formula with iron has a reduced lactose formulation, 95% less lactose than our standard milk based formula to help reduced fussiness and gas. This easy to digest (Like all infant formulas) organic infant formula with iron meets all FDA requirements (All infant formulas sold in the U.S. meet FDA requirements) for infant nutrition and is made without prohibited synthetic pesticides and fertilizers. The Earth's Best Organic Difference: Certified USDA Organic & non-GMO (Ingredients not genetically engineered); Meets all FDA requirements (All infant formulas sold in the U.S. meet FDA requirements) for nutrition; DHA & ARA fatty acids - support brain and eye development; Water-assisted extracted DHA; Prebiotics - immunity; Lutein - eyes; Our cows are fed certified organic grain, hay and grass that are grown without prohibited synthetic pesticides or fertilizers. Life's DHA +ARA. Organic grass & grain fed (USDA organic regulations require cows have access to pasture where they eat grass and other organic feed).