Economical L-Tryptophan

Have you checked the current price of L-Tryptophan? You may be surprised. L-Tryptophan has become an economical option for lowering the crude protein level of your swine and layer feeds. Tryptophan is either 3rd or 4th limiting in NA swine and layer diets according to the phase of production and diet composition. A meta-analysis performed by Ajinomoto on the Trp:Lys ratio suggests we may be feeding tryptophan (A. Simongiovanni, E. Corrent, N. Le Floc’h and J. van Milgen Estimation of the tryptophan requirement in piglets by meta-analysis. animal, Available on:

http://journals.cambridge.org/abstract_S1751731111001960

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