nattokinase

Questions

What does nattokinase mean?

A serine protease of the subtilisin family, extracted from natto.

Where does nattokinase come from?

From Japanese 納豆菌 (nattōkin, “nattō-bacteria”) + -ase. (It is not a kinase.)

How to pronounce nattokinase

1. Open the pronunciation page — Open the Speakur entry for “nattokinase”.
2. Read the phonetic spelling — Read the IPA spelling () so you know which sounds to aim for.
3. Play the audio — Click Play to hear reference audio for “nattokinase”.
4. Repeat and practice — Say “nattokinase” aloud, matching stress and vowels until it feels natural.