Ferulic Acid-d3 4-O-Sulfate Disodium Salt, is a lableled analogue of Ferulic Acid 4-O-Sulfate Disodium Salt (F308920), a metabolite of Ferulic Acid. Ferulic Acid 4-O-Sulfate is one of the circulating metabolites in human plasma after consumption polyphenol-rich juice drink.