What is beta-glucan? Definition and forms

Beta-glucan

Beta-glukan – definition and facts in our glossary. One of the most well-studied immunomodulators.

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What is Beta-glucan?

Beta-glucan is a type of polysaccharide found in the cell walls of certain fungi, yeast, and some grains such as oats and barley.

How does it work in the body?

Beta-glucan works by binding to specific receptors on the surface of immune cells, particularly macrophages and neutrophils.

Scientific benefits

Several studies have investigated the potential health benefits of beta-glucan. Here are some of the most prominent research findings:

Dosage and recommendations

There is no universal recommended dosage of beta-glucan, as it can vary depending on the individual27s age, health, and specific health conditions. Generally, a dose between 500 mg and 3 grams per day is recommended, but it is important to follow the instructions on the product label or consult a doctor before starting to take supplements containing beta-glucan.

Best sources and forms

Beta-glucan is found in several different foods and supplements. The best sources include:

Oats: Oatmeal and oat flour are rich in beta-glucan and can easily be included in the diet.
Barley: Barley products, such as barley bread, are also good sources.
Fungi: Certain mushrooms, such as shiitake and reishi, contain beta-glucan and can be consumed in various forms.
Supplements: Beta-glucan is also available in the form of capsules, tablets, or powder, which can be a convenient option for those wishing to increase their intake.

Side effects and warnings

Beta-glucan is generally considered safe for most people when taken at recommended doses. However, some may experience mild side effects such as stomach discomfort or bloating. It is always advisable to consult a doctor before starting new supplements, especially if you have underlying health issues or are taking medications.