Fumaric acid, is a white crystalline powder. taste sour, The acidity of fumaric acid is about 1.5 times that of citric acid, possesses a fruitlike flavor. It is used for regulating the acidity of fruits and vegetables and for preserving foods, or as a buffer substance to stabilize a PH value, improve the texture and mouth feel of the foods and beverages.  it's certified kosher and halal.

Fumaric acid used in poultry can increase the appetite of animals, increase the amount of feed, and promote growth.