How long are OLLY Bars good for? OLLY October 25, 2019 14:42 Updated Follow OLLY Bars have a shelf life of 16 months. Related articles How long are OLLY products good for? What type of protein in used in OLLY protein powder? Do I need protein if I don't work out? Is there any wheat or gluten in the products? What is different about OLLY Plant Powered Protein? Comments 0 comments Article is closed for comments.