Product identity and grade
State the exact form, target species, feed type, quantity, packing, destination and required documents.
Feed grade ingredient · Feed-grade amino acid · DLM
Feed Grade DL-Methionine (DL-Met)
Feed-grade DL-methionine is a nutritional amino-acid source used to balance methionine supply in authorized animal diets; assay, bioequivalence basis and mixing uniformity must be qualified.
- Identity
- CAS 59-51-8
- Form
- Racemic methionine
- Qualification
- Species and market specific
- Specification
- Contact sales
Product image · confirm grade and packaging when ordering
Share exact form, target species, feed category, quantity, destination and documents.
GradeFeed grade, subject to source qualification
SpecificationCurrent document available from sales
Use conditionsSpecies and destination rules govern
Batch evidenceCurrent COA available for supplied lots
Direct product answer
What is Feed Grade DL-Methionine for animal nutrition?
Feed-grade DL-methionine is a nutritional amino-acid source used to balance methionine supply in authorized animal diets; assay, bioequivalence basis and mixing uniformity must be qualified.
Suitability depends on the exact product, target species, life stage, complete diet, intended technological or nutritional function and destination-market authorization. This page is procurement guidance, not an inclusion-rate recommendation.
Procurement snapshot
- Product
- DL-Methionine (DL-Met)
- Category
- Feed-grade amino acid
- Identity
- CAS 59-51-8
- Form
- Racemic methionine
- Use review
- Species and market specific
- Product specification
- Request the offered grade’s specification
Procurement checklist
How to source Feed Grade DL-Methionine in bulk
Compare the offered grade, application requirements and commercial terms before requesting a sample or placing an order.
Quotation and delivery basis
Request a source-specific quotation with current specification, Incoterm, destination and delivery window.
Application and process requirements
Share the formulation basis, intended function, process, inclusion system and applicable feed rules.
Technical and quality documents
Qualify identity, methods, COA, SDS, traceability, certificates and change-control expectations.
Application screening
Feed Grade DL-Methionine feed application guide
These are screening areas, not universal authorizations, feeding instructions, dosage recommendations or guaranteed outcomes.
Poultry amino-acid balance
Review the methionine and cysteine contribution of the basal diet with the nutritionist. Source approval and inclusion depend on bird type and production stage.
Swine feed
Evaluate supplementation within the complete amino-acid profile. A methionine purchase specification does not replace formulation of the finished diet.
Aquaculture feed
Confirm the species-specific requirement and evaluate the ingredient through the intended feed process. Include water exposure where it affects nutrient delivery.
Premix production
Check micro-ingredient dosing and mixing uniformity. Compare the physical grade with the carrier and other components used in the premix.
Technical selection
Questions to resolve before approving Feed Grade DL-Methionine
Methionine identity
Specify DL-methionine and its assay basis. Methionine hydroxy analogues and protected products have different identities and formulation assumptions; keep them separate in the purchase specification.
Diet formulation basis
Provide species, growth stage and the nutritionist's methionine-plus-cysteine target. Compare products within the same approved nutrient matrix.
Mixing and processing
Request particle-size and flow information for the feed mill. Check addition accuracy, blend uniformity and retention through the actual conditioning and pelleting process.
Delivered value
Compare landed cost against the accepted active contribution, packaging and handling requirements. Use source-specific evidence for any claimed equivalency between methionine products.
Private technical documentation
Request the current Feed Grade DL-Methionine feed specification
Bespring Chemical does not publish product specifications for this feed ingredient online. Contact sales for the current source-specific specification or TDS and confirm that its revision, methods and criteria match your approval process.
Product documents
Request the current signed specification or TDS, SDS, analytical methods, representative COA and batch COA.
Feed-grade selection requirements
Verify source, traceability, feed-safety, quality, origin and site documents for the exact grade.
Independent context
Review EFSA's feed additives overview and authorization guidance, then check current rules in every destination market.
Feed compliance note: An identity or technical function does not authorize use for every species, feed category, route or market. Qualified nutrition and regulatory personnel must approve the exact use conditions.
Storage and handling
Protect Feed Grade DL-Methionine in storage
- Use source instructionsFollow the current SDS and specification for temperature, ventilation, segregation and shelf life.
- Protect packagingKeep approved containers closed, identified and protected from contamination, moisture and damage.
- Maintain controlsApply appropriate PPE, feed hygiene, lot traceability and stock rotation.
Feed buyer questions
Feed Grade DL-Methionine FAQ
What is Feed Grade DL-Methionine for animal nutrition?
Feed-grade DL-methionine is a nutritional amino-acid source used to balance methionine supply in authorized animal diets; assay, bioequivalence basis and mixing uniformity must be qualified. The current signed specification for the exact source governs supply.
Which Feed Grade DL-Methionine identity should buyers specify?
CAS 59-51-8; Racemic methionine. Where a name covers salts, hydrates, carriers or a product family, state the exact offered form.
Why is there no public specification?
Bespring Chemical does not publish specifications for this feed ingredient online. Contact sales for the current source-specific specification or TDS, methods and representative COA.
What documents should feed buyers request?
Request the current specification or TDS, SDS, representative and batch COA, traceability and applicable feed-safety, quality, origin and site documents for the exact source.
What should the RFQ include?
Provide the exact grade and form, target species, feed category, intended function, quantity, packing, destination market, required documents, Incoterm and delivery date.
Content updated 2026-09-13.
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Contact the Sales Team
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Supply Services
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Specification-led feed sourcing
Request a Feed Grade DL-Methionine specification and quote
Share exact form, target species, feed category, intended function, quantity, packing, destination and document list for a relevant proposal.
- Current private feed specification or TDS
- Representative and batch COA
- Packing and logistics confirmation
- Source-specific documents on request
Product documents
Request documents
Tell us your grade and destination market so we can confirm which documents are available for your order.
An external reference is not a batch certificate or a Bespring product specification.