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Types of Beta-Glucans: Forms & Bioavailability

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Forms Comparison

FormBioavailabilityBest For
Yeast Beta-1,3/1,6-Glucan (Wellmune)Moderate (absorbed via Peyer's patches in gut)Best-studied form for immune support — patented, clinically validated ingredient
Mushroom Beta-GlucansModerateCombined with other mushroom bioactives — found naturally in medicinal mushrooms
Oat Beta-GlucanHigh (soluble fiber)Cholesterol and gut health — different structure (beta-1,3/1,4) with metabolic rather than immune benefits

Yeast Beta-1,3/1,6-Glucan (Wellmune)

Bioavailability: Moderate (absorbed via Peyer's patches in gut). Best for: Best-studied form for immune support — patented, clinically validated ingredient.

Mushroom Beta-Glucans

Bioavailability: Moderate. Best for: Combined with other mushroom bioactives — found naturally in medicinal mushrooms.

Oat Beta-Glucan

Bioavailability: High (soluble fiber). Best for: Cholesterol and gut health — different structure (beta-1,3/1,4) with metabolic rather than immune benefits.

References

  1. (). Yeast (1,3)-(1,6)-beta-glucan helps to maintain the body's defence against pathogens: a double-blind, randomized, placebo-controlled, multicentric study in healthy subjects. European Journal of Nutrition. DOI
  2. (). Trained immunity: a memory for innate host defense. Cell Host & Microbe. DOI