Octomore 15.1 is a single malt Scotch whisky from the Bruichladdich distillery, known for its intense peat content and unique flavor profile. Peated to 108.2 PPM (parts per million), making it one of the more heavily peated whiskies. This whisky has matured for 5 years in a combination of first-fill bourbon casks and re-charred bourbon casks. This whisky is part of the Octomore series, which is known for pushing the boundaries of peat levels while maintaining a complex and balanced flavor profile.