Swisse UB Lecithin 150 Capsule Product Details SWISSE UB LECITHIN 150 CAP, soft capsule type, contains lecithin extracted from Soybeam in emulsion oil. Lecithin is a source of phospholipids. It contains phosphatidylcholine, which supports liver function to eliminate toxin in body and helps maintain a healthy liver. It also contributes to normal fat metabolism.