Best By 3/2023. NOW® Sunflower Lecithin has phosphatidyl choline, the most abundant phospholipid in the cell membrane, where it plays a key role in cellular signaling and synaptic function.* NOW® Sunflower Lecithin also naturally abounds in phosphatidyl inositol, phosphatidyl ethanolamine, and essential fatty acids. Lecithin in the diet aids in emulsifying fats, enabling them to be dispersed in water; and as a choline-containing phospholipid, its choline is easily absorbed and utilized by the body.* NOW® Sunflower Lecithin Softgels are non-GMO and soy-free.