L-Tryptophan is an essential axit amin and the metabolic precursor to serotonin, melatonin, and niacin (vitamin B3). It is the least abundant essential axit amin in most dietary proteins, making thực phẩm bổ sungation important for specific dinh dưỡngal ứng dụng.
In the thực phẩm bổ sung ngành công nghiệp, L-Tryptophan được sử dụng rộng rãi for mood support, sleep aid, and stress management công thức. It is produced through microbial fermentation using genetically optimized bacterial strains for high-yield tryptophan biosynthesis. L-Tryptophan's role in animal dinh dưỡng has also grown significantly, as it is recognized as the second limiting axit amin in corn-soybean meal diets for swine.