China Food Grade L-Threonine Powder Amino Acid Raw Material for Dietary Supplement Manufacturer, Companies

Product name: L-Threonine
Assay: 99%
CAS No.: 59-51-8
Apperance: White powder
Standard:ISO, USP, EP
Delivery : EXW,FOB,CFR,CIF,DAP,DDP
Payment :  T/T bank transfer, Western Union,PayPal,
Shipping Methods: Express, Sea, Air, Rail, Land
Packing:20kgs/drum,1kg/bag
MOQ:1kg
Shelf time:2 years,keep away sunlight, keep dry

Product Description

Product Description

Threonine is an essential amino acid that human and animals cannot synthesize independently and must obtain from external sources. It is widely used as a nutritional additive in feed, food, health supplements, and pharmaceutical industries.

Certificate of Analysis

Item Specifications Results
Appearance White crystalline powder White crystalline powder
Assay (C2H5NO2),% 98.5~101.5 99.51
Loss on drying,% max 0.2 0.15
Residue on ignition,% max 0.1 0.07
Chloride (as Cl),% max 0.007 <0.007
Sulphate (as SO4),% max 0.0065 <0.006
Heavy metals (as Pb),% max 0.002 <0.002

Functions & Applications

application-of-l-threonine

In animal feed: Balances amino acid composition, accelerates livestock and aquaculture growth, improves feed utilization rate, reduces diarrhea, and optimizes meat quality.

In food and nutraceuticals: Serves as a protein fortifier for meal replacements, protein drinks, and dietary supplements to effectively support protein synthesis.

Packing & Delivery

Weight Packing method
1kg bag/kg, box outside (double plastic bag + Aluminum foil bag inside)
10kgs, 25kg or more by Drums or carton (2 layers plastic bag inside)
Weight Delivery method Delivery time Destination
1kg-25kgs EMS, DHL, UPS, Fedex 3-7days Door to door
25kgs-100kgs DHL, FedEx, by Air 3-7days Door to door (to Airport by Air)
more than 100kgs by Air 3-7days Door to Airport
by Sea 10-35days Door to port

With over 20 years of focus on the raw material industry, we strictly control product quality in accordance with international standards. For L-Threonine, complete documentation including COA, MSDS, and more is available. We offer timely follow-up from order placement through to goods receipt, alongside professional technical support for our clients.

Frequently Asked Questions (FAQ)

What is the primary function of L-Threonine in animal feed?

L-Threonine balances amino acid profiles in livestock feeds, accelerates growth rates, optimizes feed conversion ratio (FCR), boosts immunity against intestinal disorders, and enhances carcass quality.

What quality grades and certifications are available?

Our L-Threonine conforms to strict international standards with assay purity between 98.5% and 101.5%. Full quality documentation including Certificate of Analysis (COA) and MSDS is provided with every batch.

What packaging options do you offer for small and bulk orders?

For trial and smaller orders (1kg), we provide double plastic-lined aluminum foil bags in carton boxes. For bulk requirements (10kg, 25kg, or more), we use standard multi-layer sealed drums or reinforced cartons.

How fast can orders be shipped and delivered?

Courier and air shipments (1kg–100kg+) generally arrive within 3 to 7 business days door-to-door or door-to-airport. Ocean freight for large commercial volumes usually takes 10 to 35 days depending on the final port destination.

Can L-Threonine be utilized in food and nutraceutical production?

Yes, it acts as an effective protein fortifier and amino acid supplement for formulating meal replacement shakes, nutritional beverage bases, and general dietary supplements.

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