What is the shelf life of Chai Powder? P&R Team May 22, 2021 04:54 Updated Chai powder can be stored in an ambient temperature and may last less than 12 months. Related articles Do you have recommended recipe ratio for your Chai powder? What is in your Chai Powder? What is in your Chocolate Powder? Are your coffee bags recycled or biodegradable? Why not? Comments 0 comments Please sign in to leave a comment.