Launchpad 18 Colostrum Powder has 18% IgG. AgriVantage Launchpad 18 is a premium colostrum powder that provides high levels of immunoglobulin G (IgG) antibodies to enhance the value of colostrum fed to calves, lambs or goat kids in the first 24 hours after birth. Highly concentrated in IgG (18%) and full fat (24%), Launchpad 18 … Continue reading Launchpad 18 Colostrum Powder