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This combination could generate a synergistic effect by increasing the amount of Lactobacillus , slowing down the growth of Gram-negative bacteria, improving the structure of the intestinal flora, and restoring damage to the colonic barrier

Shan, J

55 No reports of such effects in humans exist (likely because data are limited), but its part of the safety puzzle researchers are wary of

doi: 10.1016/j.bmc.2007.03.011
