How long will ARIIX products last me? Administrator March 12, 2020 11:51 Updated If used daily with recommended use, the Nutrifii and Slenderiiz products will last you about 28 days. Related articles How much caffeine is in Rejuveniix? Are any ARIIX products certified or proven to be "doping free"? Is there nickel in any of the products? Is the use of plastic in the handling/packaging of ARIIX products harmful? ARIIX Europe Partner Support Contact Info Comments 0 comments Please sign in to leave a comment.