Can my Savings Guarantee balance be combined with previous years? December 24, 2019 20:26 Updated Great question! The Savings Guarantee balance does not combine with previous years. It applies to one calendar year. Learn more about our Savings Guarantee here. Related articles Do I have to use my Savings Guarantee credit on one order? What is the Savings Guarantee? How do I cancel my membership? How do I earn Thrive Cash and how do I use it? How often can I order?