Do you offer peanut butter as a flavor? Matt Mazzino, RD, LD January 05, 2022 14:38 Updated We're nutty about peanut butter. That's why we made a delicious, hypoallergenic Peanut Butter Cup Flavor Boost! Click here for all our delicious Flavor Boosts. Related articles Is there anything I can do about a bitter aftertaste of my protein powder? Is your product safe for people with nut allergies? Is there a way to make my blend more flavorful? I thought Collagen was for skin health, how will this benefit my sports performance? Chat with us Comments 0 comments Please sign in to leave a comment.