Definition of take something with a grain of salt in English:

take something with a grain of salt

phrase

(mainly British take something with a pinch of salt)
  • Regard something as exaggerated; believe only part of something.

    • ‘take a stock tip with a grain of salt’
    disbelieve, not believe, not credit, give no credence to, discredit, discount, doubt, distrust, mistrust, be suspicious of, have no confidence in, have no faith in, be incredulous of, be unconvinced about