Here are five concise points about beta-glucans: Immune Support: Beta-glucans are natural fibers found in foods like oats, mushrooms, and yeast that boost the immune system by activating immune cells like macrophages and natural killer cells. Heart Health: They help lower cholesterol levels by binding to cholesterol-rich bile acids, reducing absorption and improving heart health. Gut Health: As a prebiotic, beta-glucans feed beneficial gut bacteria, supporting digestion and overall gut health. Blood Sugar Regulation: They slow down carbohydrate absorption, helping to stabilize blood sugar levels after meals. Defense against the big C :Beta-glucans are studied for their potential to enhance the body's natural defenses against the big C by stimulating the immune system.