Ketu Beej Mantra is very effective and powerful. Know here about the Meaning, method, importance, and benefits of the Ketu Beej Mantra. A person affected by Ketu likes to eat sour and salty types of food. Ketu Beej Mantra: ॐ स्त्रां स्त्रीं स्त्रौं स: केतवे नमः ||, ॐ कें केतवे नमः ||