Effect of a proanthocyanidin-rich polyphenol extract from avocado on the production of amino acid-derived bacterial metabolites and the microbiota composition in rats fed a high-protein diet

The consumption of an avocado peel polyphenol extract rich in proanthocyanidins increased the production of indole, and normalized the increase in H₂S and Lactobacillus and the decrease in Prevotella induced by a high-protein diet in rats.