Food

Beer IBU Calculator

Calculate the bitterness (IBU) of your homebrew. Add hops, specify alpha acids and boil time.

Batch Volume (litres)

Original Gravity (OG)

Formula

Hop Additions

IBU Bitterness Scale

${' '.join(f'

{r}

{s}

' for r,s in [('0–10 IBU','No bitterness (Hefeweizen)'),('10–20 IBU','Subtle (Blonde, Wit)'),('20–35 IBU','Balanced (Pale Ale)'),('35–50 IBU','Moderately bitter (IPA)'),('50–70 IBU','Very bitter (West Coast IPA)'),('70–120 IBU','Extremely bitter (DIPA)')])}

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