Aloe promoted a more favorable balance of gastrointestinal symbiotic bacteria and decreased yeast populations. All subjects who had indigestion, irritable bowel syndrome, colitis, and gastritis reported symptomatic relief after this short, seven-day research study. The Aloe vera in this 1985 study was yellowish in color, had a somewhat bitter taste, was pasteurized and contained preservatives. Since this study, new 1990's technology has improved the healing potential of Aloe with the advent of whole-leaf processing. But uses the entire whole leaf instead of merely the clear inner gel.
Heat also kills the live enzymes necessary for digestion.
Most Aloes are heat processed. There is no FDA control of Aloe labeling as it is an FDA-approved food. It works by interacting with the immune system, enhancing rather than overriding it. Acemannan is a potent stimulator of macrophage activity. Currently, there is no effective treatment for this disease.