Crossword clues for the word: CITRATE The word CITRATE has appeared as an answer to at least 9 crossword clues on different crossword puzzles. Crossword clues for CITRATE Showing 1 to 9 of 9 results Clue(s) Ester used in food flavorings Fruit acid derivative. Fruit salt Lemon ester Salt of citric acid Sildenafil ___ (Viagra's active ingredient) Sildenafil ___ (Viagra's generic name) Sildenafil ___: Viagra Tart flavoring chemical