Beta 1.3 1.6 Glucans is a pure extraction and does not contain any live yeast to cause any allergic reactions. Beta 1.3 1.6 Glucans activates the immune system to protect it from viral/bacterial infections.
This supplement is also very good to take at the start of a cold of flu.
Recommended: Take 1 capsule at the start of either a soar/tickling throat to minimize and prevent any bacterial infection.
For nutrient details please see the full label