Digest UltimateDigest Ultimate is a potent proprietary combination of digestive enzymes produced through controlled fermentation of select microbial species and is stable throughout the pH range of the GI tract. This full spectrum digestive support formula helps to optimize nutrient absorption by assisting in the breakdown of protein, carbohydrate and fat, as well as dairy, grains and indigestible fibers found in foods such as vegetables and beans. In addition,