Brand: Life Extension Features: PROMOTES A HEALTHY IMMUNE RESPONSE – Lactoferrin is a nutrient found in mother’s milk, so it’s one of the first you ever received. This is a good thing, because lactoferrin helps promote both innate and adaptive healthy immune responses. NATURAL KILLER CELL ACTIVITY – Your immune system’s defense arsenal includes Natural Killer cells, or “NK cells” for short. These cells are your immune system’s first responders: they get to an immune challenge before anything else. And lactoferrin helps them do so. SUPPORT FOR OTHER DEFENSES – Lactoferrin also encourages the parts of your immune system that protect the vulnerable mucus membranes in your nose and throat. This nutrient also encourages the right kind of bacteria in your digestive tract—the kind that help maintain a healthy immune response. INGREDIENTS MATTER - Sourced using only the finest raw ingredients with the purity and potency your body deserves. The majority of our products are non-GMO, gluten-free, and Manufactured in the USA—and a Certificate of Analysis is available for every product we produce. LIVE YOUR HEALTHIEST LIFE - For over 40 years, we’ve been developing advanced, effective formulas made with the highest standards and based on the latest scientific findings. We believe the answers to a healthier, richer life are within reach, and that rigorous scientific research is the path to get us there. Our formulations are created using the ingredients and dosages used in the studies that inspired them, ensuring that maximum bioavailability and efficacy is achieved. Binding: Health and Beauty Release Date: 12-01-2011 model number: 01681 Part Number: 01681 Details: Lactoferrin is a supplement in the immune-boosting arsenal. It is a versatile substance found in mother's milk that plays an important role in the immune system response. Though human colostrum ("first milk") has the highest concentration, followed by human milk, then cow's milk