Chitosan oligosaccharide, a considerably smaller molecule than the chitosan usually found on a shelf.

Molecular size is the whole point of MicroChitosan. Standard chitosan is a large, unwieldy molecule; reducing it to the oligosaccharide changes how the material behaves entirely, which is why practitioners ask for this form by name.

A single active in a hypoallergenic capsule, made to the standard Allergy Research Group has held for more than 45 years.

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