What Is IBU in Beer? The Complete Guide to Bitterness
IBU stands for International Bitterness Units, the measurement used to quantify the bitterness of beer. One IBU equals one milligram of iso-alpha acids — the bittering compounds from hops — dissolved per liter of beer. The higher the IBU, the more bittering compounds are present. A light lager might register 8–12 IBU; a West Coast […]
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