IBU

IBU is a three-letter initialism that may refer to:

  • Ibuprofen, sold by Par Pharmaceutical under the brand 'IBU'
  • International Bitterness Units scale, a measure of the bitterness of beer
  • International Biathlon Union, the international organisation for the sport of biathlon
  • International Boxing Union (First Version), major boxing sanctioning body, founded 1913, became the European Boxing Union in 1946
  • International Boxing Union (Second Version), minor boxing sanctioning body founded in 1996, unconnected with earlier version
  • Inshore Boat Unit, a deployable force of 50-100 personnel of the United States Navy who engage in Naval Coastal Warfare
  • International Burch University, a university in Sarajevo, Bosnia and Herzegovina
  • Ancient Egyptian burial rituals and protocol "Tent of Purification" (ibu, old Egyptian: jbw oder jbw n w'b)

For the Subud figure "Ibu", see Siti Rahayu Wiryohudoyo.