The substance specified in the Annex, belonging to the additive category ‘nutritional additives’ and to the functional group ‘amino acids, their salts and analogues’, is authorised as an additive in animal nutrition subject to the conditions laid down in that Annex.
This Regulation shall enter into force on the twentieth day following that of its publication in the Official Journal of the European Union .
ANNEXSupplementary provisions
ANNEX
Identification number of the additive
Name of the holder of authorisation
Additive
Composition, chemical formula, description, analytical method.
Species or category of animal
Maximum age
Minimum content
Maximum content
Other provisions
End of period of authorisation
mg/kg of complete feed with a moisture content of 12 %
Category of nutritional additives. Functional group: amino acids, their salts and analogues.
3c361
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L-arginine
Additive composition
Powder with a minimum content of L-arginine of 98 % (on a dry matter basis) and a maximum moisture content of 10 %
Characterisation of the active substance
L-arginine ((S)-2-amino-5-guanidinopentanoic acid) produced by fermentation with Corynebacterium glutamicum KCTC 10423BP
Chemical formula: C 6 H 14 N 4 O 2
CAS number: 74-79-3
Analytical method
( 1 )
For the characterisation of L-arginine in the feed additive:
—
Food Chemical Codex ‘L-arginine monograph’.
For the quantification of arginine in the feed additive:
—
ion exchange chromatography coupled with post-column derivatisation and photometric detection (IEC-VIS).
For the quantification of arginine in premixtures, feed materials and compound feed:
—
ion exchange chromatography coupled with post-column derivatisation and photometric detection (IEC-VIS) — Commission Regulation (EC) No 152/2009 ( 2 )
All species
1.
The moisture content shall be indicated on the labelling of the additive.
2.
L-arginine may be placed on the market and used as an additive consisting of a preparation.
8 July 2026
( 1 ) Details of the analytical methods are available at the following address of the Reference Laboratory: https://ec.europa.eu/jrc/en/eurl/feed-additives/evaluation-reports
( 2 ) Commission Regulation (EC) No 152/2009 of 27 January 2009 laying down the methods of sampling and analysis for the official control of feed ( OJ L 54, 26.2.2009, p. 1 ).