Lactoferrin 250 mg 60 Capsules, Jarrow FormulasLactoferrin Freeze Dried Supports Healthy Immune Function Jarrow Formulas Lactoferrin is freeze dried. Lactoferrin is a glycoprotein from whey protein. One of the biological activities of lactoferrin comes from its powerful ability to bind to iron (300 times that of serum transferrin). Low temperature processing ensures this potency. Digestion of lactoferrin liberates the immune supporting peptide lactoferricin B. Lactoferrin benefits intestinal