
Product Name | Best Selling Food Grade Amino Acid Food Additives L-tryptophan Powder CAS 73-22-3 |
Appearance | White powder |
Molecular formula | C11H12N2O2 |
Keywords | Powder Tryptophan;Feed Additive Tryptophan;L-tryptophan Feed |
Shelf Life | 24 months when properly stored |
Storage | Keep in a cool, dry, dark location |
![]() | What is L-Tryptophan? L-Tryptophan is one of essential amino acids and the fourth limiting amino acid in animal diets, which means it could not be synthesized by the body, in addition, dietary supply through feed materials is usually insufficient. |
The deficiency of L-Tryptophan was generally characterized as decreased feed intake and efficiency, and slow growth rate. Considering L-Tryptophan playing a key role in growth performance and feed efficiency, it is recommended to add L-Tryptophan in diet to achieve the optimal amino acid balance and fulfill the digestible tryptophan requirement of animals, especially piglets, sows and poultry etc.

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L-Tryptophan is an essential amino acid for young animal's growth. It is effective when used for increasing the feed intake, reducing stress, promote sleeping and growing, it can also reduce the quantity of high quality protein in diary ration to lower the cost of feed.
Storage: Stockpiled at the ventilated place, avoiding rain, moisture and insolation. Please handle with care to prevent bag damage, store away from toxic substances.



Park, Xi'an city, Shaanxi Province, China. It is a professional supplier of veterinary medicine, pharmaceutical ,raw material
,Vertinary drug ,medicine,Plant Extractand natural active ingredients It has absolute advantage because of strong
research strength, modern management system and high-quality marketing team.
Now we have 3 GMP standard workshop, Meanwhile, the factory is equipped with the researching and quality inspection
centre, with strong technology research and development strength. We also have 3 sales departments over 30 people and
sell our products all over the world.
For customer's needs, OEM service is also acceptable. If you have a good idea in new product production but lack of
laboratory device and human resource, we are glad to solve this problem for you. Sincerely hope to strengthen exchanges
and cooperation with friends from both home and abroad.









Q: What's your MOQ ?
A: For the high value product, our MOQ starts from 1g and generally starts from 10gs. For other low, price product, our MOQ starts from 100g and 1kg.
