What sweetener do you use? Damian December 05, 2019 12:44 Updated Follow For our Performance and Superblend, we use Stevia and Thaumatin, these are both plant based natural sweeteners which we blend to create a rounded sweetness profile. Pureblend is unsweetened and unflavoured. Related articles Can your protein be used as a meal replacement? How often do I take Edge? Comments 0 comments Please sign in to leave a comment.