Tag: L-Tryptophan feed grade

L-Tryptophan is one of the popular food/feed additives and ingredients in most countries, As a professional L-Tryptophan supplier and manufacturer, Niran BioChemical Limited has been supplying and exporting L-Tryptophan from China for almost 18 years, please be assured to buy L-Tryptophan at Niranbio. Any inquiries and problems please feel free to send emails to us via export@niranbio.com, we will reply you within 1 working day.