Est 1873. Imported. Back in the 19th century, we discovered the unique Heineken A-Yeast. Ever since, it's been the key to Heineken's characteristic taste balance with subtle fruity notes that people all over the planet fell in love with. As you can imagine, we'll always stay true to our A-Yeast. There will never be a need for plan B. Enjoy responsibly. Please recycle. Recyclable.