The most sustainable ingredient in nutraceuticals is a waste product

Grape seed extract comes from pomace ,the leftover skins, seeds, and stems from winemaking. Bordeaux alone produces enough pomace annually to supply the global OPC market many times over. It's one of the few botanical ingredients where the supply chain is up-cycled agricultural waste. And yet it's not marketed that way.Publications of interest:https://pmc.ncbi.nlm.nih.gov/articles/PMC11462180/https://pmc.ncbi.nlm.nih.gov/articles/PMC7447760/https://pmc.ncbi.nlm.nih.gov/articles/PMC6222734/