Article content The agency is pulling three batches of pre-rolled joints that may be contaminated with yeast, mould and bacteria. We apologize, but this video has failed to load. Try refreshing your browser, or Health Canada pulls pre-rolled joints contaminated with yeast, mould and bacteria Back to video The recall applies to two types of Atlas Growers Ltd.’s pre-rolls sold between December 1, 2020 and last Wednesday. The affected products are Natural History Zour Apples Full Flower Pre-Rolls and Atlas Growers Zour Apples Full Flower Pre-Rolls. Health Canada says approximately 11,304 of the three-joint packs were sold in in Alberta, the Northwest Territories and Yukon.