| Impermanence | Tree House Brewing Company | | 9.0% |
| Impetus Noir | Pühaste Brewery | American Imperial Stout | 12.5% |
| Impey Barbicane's Moongun | Cigar City / Duclaw | American Amber / Red Ale | |
| Impfstoff - Überdosis | Munich Brew Mafia | | 8.5% |
| Implosion | Geneva Lakes Brewing Co. | Imperial IPA | 9.3% |
| Implosion | To Øl | Low Alcohol Beer | 0.3% |
| Implosion Fruited | To Øl | Low Alcohol Beer | 0.3% |
| Implosion lager | To Øl | Low Alcohol Beer | 0.5% |
| Imported Black Stout Draft | Sapporo Breweries - Chuo | Schwarzbier | |
| Impossible Reasons | To Øl | Russian Imperial Stout | 11.3% |
| Impossible Soul | The Rare Barrel | Wild Ale | 7.2% |
| Imposter | High Branch | American Stout | 5.7% |
| Impractical Joke | Fuerst Wiacek | | 6.8% |
| Imprecation | Pips Meadery | Gruit / Ancient Herbed Ale | 14.0% |
| Imprériale Choco-Noisette | Beauregard - Brasserie Distillerie | | 10.9% |