Imports In 2015, Saint Vincent and the Grenadines imported $96 in Gluconic acid, its salts & esters, becoming the 0th largest importer of Gluconic acid, its salts & esters in the world. At the same year, Gluconic acid, its salts & esters was the 0th most imported product in Saint Vincent and the Grenadines. Saint Vincent and the Grenadines imports Gluconic acid, its salts & esters primarily from: N/A.