The efficacy and function of soybean lecithin is that it can promote the digestion and absorption of the stomach and intestines, because if the gastric juice in the stomach and intestines is secreted too much, it will cause gastric acid and gastric mucosa damage. At this time, if everyone takes soybean lecithin, it can regulate the gastric mucosa and help the gastric mucosa repair. Moreover, there is a lot of plant cellulose in soybean lecithin, which may not be available from ordinary vegetable plants. At the same time, it also has some taboos, that is, avoid taking it directly on an empty stomach, because your body can't bear this burden. This is about the efficacy, function and taboo of soybean lecithin. Every food has its two sides, so everyone should have sufficient understanding and preparation before taking it. Secondly, soybean lecithin also has some foods, such as seafood and cold and spicy food, so we should reduce eating with these foods.