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Fibres alimentaires et santé

Beta-Glucan

Soluble fiber that helps lower cholesterol and strengthen immune defenses.

Definition

Beta-glucan is a soluble fiber of mainly cereal origin, recognized for its beneficial effects on cholesterol and immunity. It forms a gel-like substance in the digestive system.

How it works

Beta-glucan is a polysaccharide composed of glucose molecules linked in a specific way. When ingested, it becomes gel-like in the digestive system and slows down lipid and glucose absorption. This action helps stabilize blood cholesterol levels and regulate blood sugar. Additionally, it stimulates immune cells, particularly macrophages, thereby strengthening the body's natural defenses.

Role

Reduce LDL cholesterol levels and strengthen innate immune response.

Examples

  • Oats, Barley, Beer yeast, Shiitake mushrooms, Seaweed

Recommendations

Consume at least 3g of beta-glucan per day to measureably reduce cholesterol levels. Oat flakes and barley are the most accessible sources. Combine them with a balanced diet for optimal results.

Key takeaway

Beta-glucan is a powerful fiber that protects your heart by lowering bad cholesterol.

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