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Enzyme

Nattokinase

Nattokinase is an enzyme from natto, a Japanese fermented-soybean food.

Also listed as Natto extract, subtilisin NAT, Orokinase, NSK-SD

Natto is the food source

Natto is made by fermenting soybeans with Bacillus subtilis natto. It is distinct from an isolated enzyme preparation. 1

Sources