Bature's First Immune Defense™ Helps Strengthen Immune Response: Supports GI Tract Health Supports Recovery and Muscle Growth Better than Whey Protein for Power and Performance Fight back with Colostrum Plus®! Nature gave you a strong immune defense network, but that system gets depleted as you age. Normal physical and mental stress can also wear down your defenses. Colostrum is the only supplement you can take to add back antibodies and immune factors. Colostrum Plus® helps you maintain a strong immune system with dual action support in the bloodstream and also in the GI tract. It helps maintain a robust intestinal lining and promote healthy intestinal flora. Colostrum Plus® supports muscle growth. Colostrum provides over 100 beneficial components including several growth factors and cytokine precursors that you can't get from any other supplement to enhance stamina and support normal re-growth of lean muscle and tissue.Clinical studies show wide ranging health benefits for Colostrum including a significant increase in lean body mass and increases in anaerobic power, performance time, and sprint performance when compared to whey. Clinical studies also demonstrate the superiority of the ingredient in Symbiotics Colostrum Plus® over other Colostrum sources.Symbiotics guarantees per serving minimums of 1.5% Lactoferrin (14 mg), 25% Immunoglobulins (240 mg IG), and 3% Proline-Rich Polypeptides (29 mg PRP), Colostrum's most important component. Our unique Bio-lipid® coating insures bioavailability. Without this protective layer, other Colostrums can be destroyed by stomach acids and offer limited benefit. We use only the first 2 milkings to guarantee potency and quality.