Studies show that yeast beta glucan is superior for supporting and enhancing immune function.
Yeast cell walls contain 5 to 10 times the beta glucan content as compared to medicinal mushrooms, resulting in a product with more active ingredient.
Look to Transfer Point's Beta-1,3D Glucan derived from baker's yeast, distributed by BakersYeastBetaGlucan.com, which has the highest purity of carbohydrates and highest concentration of the 1,3 linkage with 1,6 side linkage.
BakersYeastBetaGlucan.com product line:
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Beta-1,3D Glucan, Glucan #300, comes in 3 sizes:
Beta-1,3D Glucan 500mg/60capsules (shown)
Beta-1,3D Glucan 500mg/30capsules
Beta-1,3D Glucan 100mg/60capsules
Beta Bitts - Immune support for your pets
Beta Bitts 100mg/60capsules (shown)