02 Oct 2023 ---Researchers at the Nanyang Technological University (NTU) have developed a method to make lactic acid using once discarded jackfruit seeds, which they say is a sustainable and more effective technique for formulating the food additive compared to existing processes. Lactic acid is indispensable in the various manufacturing stages and preservation of bread, yogurt, cheese, kimchi, sauerkraut and pickles.