Citri-Fi Frequently Asked Questions When the Fiberstar team works with developers, several frequently asked questions arise about Citri-Fi citrus fiber. Since this fiber is a highly functional fibers and not typically used for fiber fortification, manufacturers inquire more about its benefits. 1.  What is Citri-Fi® and what is it’s base material? Citri-Fi natural citrus fiber is made from byproduct of the citrus juicing process. This natural fiber is made from the following: juice cells, peels, rag or segment membranes and cores from mandarin oranges (excluding bitter oranges) lemons, limes grapefruits and tangerines. Citri-Fi has about 74% dietary fiber where 38% … Continue reading BLOG: Top Frequently Asked Questions (FAQ)