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Nattokinase supplement label under a magnifying glass beside natto and a notebook

What Does FU Mean on a Nattokinase Label?

When reading a nattokinase supplement label, the term FU stands for fibrinolytic units. This metric describes an enzyme's activity level in a lab setting rather than its raw weight in...

What Does FU Mean on a Nattokinase Label?

When reading a nattokinase supplement label, the term FU stands for fibrinolytic units. This metric describes an enzyme's activity level in a lab setting rather than its raw weight in...