Based on a thorough review of the scientific evidence, the U.S. Food and Drug Administration finalized on 16 June 2015 its determination that partially hydrogenated oils (PHOs), the primary dietary source of artificial trans fat in processed foods, are not “generally recognized as safe” or GRAS for use in human food. Food manufacturers will have three years to remove PHOs from products.

This determination will significantly reduce the use of PHOs, the major source of artificial trans fats, in the food supply. 

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