L-tryptophan is an amino acid, a protein building block that can be found in many plant and animal proteins. L-tryptophan is called an “essential” amino acid because the body can’t make it. It must be acquired from food.
L-tryptophan is an amino acid, a protein building block that can be found in many plant and animal proteins.
That is food grade and feed grade and pharm Grade
Product introduction:White or Brown crystalline powder.it covered in EU and American market.
Packaging Inner: Two-layer clean, food grade plastic bag Outer: fiber drum or carton
L-tryptophan is used for insomnia, sleep apnea, depression, anxiety, facial pain, a severe form of premenstrual syndrome called premenstrual dysphoric disorder (PMDD), smoking cessation, grinding teeth during sleep (bruxism), attention deficit-hyperactivity disorder (ADHD), Tourette's syndrome, and to improve athletic performance.
|Description||White crystals or crystalline powder||Conforms|
|Loss on drying||≤0.50%||0.12%|
|Residue on lgnition||≤0.05%||＜0.09%|
|Conclusion：Passed test according to the Standard of GB/T25735-2010|