Mega IgG2000 is a dairy-free immunoglobulin concentrate that supports healthy digestion and maintains healthy gut barrier function.* Unlike other milk-derived immunoglobulins on the market, Mega IgG2000 is derived from bovine serum, making it lactose-free, casein-free, and β-lactoglobulin-free. Suggested Use:Ages 2+: Take 4 capsules daily with or without a meal, or as directed by your healthcare practitioner. Serving Size: 4 CapsulesAmount Per ServingCalories ... 10Protein ... 2gSerum-derived immunoglobulin concentrate ... 2g(ImmunoLin®)Immunoglobulin G ... 1012mg(IgG)Immunoglobulin M ... 92mg(IgM)Immunoglobulin A ... 18mg(IgA)Bovine Serum Albumin ... 100mgOther Ingredients: Sunflower lecithin, Vegetable capsule (cellulose and water).Made Without: wheat, gluten, dairy, corn, soy, eggs, nuts or artificial flavors/colors Caution: If you are pregnant or nursing, taking any medication, have a medical condition, consult with your doctor before using this product. Keep out of reach of children. Do not use if safety seal is broken or missing. Bovine-Based. Do not consume if you have an allergy to beef.