Biospherics Incorporated (Nasdaq: BINC) reported today it has learned from its licensee for tagatose, Arla Foods, that significant progress has been made in determining the safety of the low calorie sweetener.Biospherics officials said Arla had informed them that, at a meeting on May 15, the Expert Panel determining whether tagatose is Generally Recognized As Safe (GRAS) for use in foods and beverages, was close to resolving the issue and that specific data from a Biospherics study might help speed the process.