Razvan Iosif / Shutterstock.com Pet Food Bags Alternative ways to recycle Garbage Bin Razvan Iosif / Shutterstock.com Do Not Recycle Lined Bags A good rule of thumb is that if you can’t tear the paper, it can’t be recycled. Most pet food bags are lined with paper and plastic layers that have been sealed together and should not be recycled. If the layers can be separated, do so. Alternative Ways to Recycle Guardian Pet Food Recycling Program You can send in Guardian MoRE Bars pet food packaging to the Guardian Pet Food Recycling Program, which is a free recycling program through TerraCycle. Find out how to mail in this pet food packaging. Ways to Reuse Package Items for Shipping Keep pet food bags around the house, so you can wrap and ship breakable items in the thick paper or plastic packaging.