Alpha-linolenic acid (ALA) is an essential omega-3 fatty acid that plays a crucial role in human health. It is a polyunsaturated fatty acid with three double bonds, primarily found in plant oils such as flaxseed, chia seeds, and walnuts. ALA is vital for maintaining heart health, reducing inflammation, and supporting brain function. It is also a precursor to other omega-3 fatty acids like EPA and DHA, which are important for cardiovascular health. In culinary applications, ALA-rich oils are used for dressings and cooking, providing both flavor and health benefits. Its sensory characteristics include a mild, nutty flavor.