... acid Ursolic acid is present in many plants, including apples, basil, bilberries, cranberries, elder flower, Ursolic acid Botanical Resource: Ligustrum lucidum ... % Physiological FunctionsUrsolic acid is present in many plants, including apples, basil, bilberries, cranberries, elder flower, peppermint, lavender, oregano, thyme, hawthorn, prunes ...