The GFB (Gluten Free Bar) We’re making the world’s best gluten-free snacks right here in Grand Rapids. Started by two brothers with celiac disease, The GFB is carried in thousands of stores across the country. Leave a Reply Cancel replyCommentEnter your name or username to comment Enter your email address to comment Enter your website URL (optional) Save my name, email, and website in this browser for the next time I comment.