Crina® Poultry Plus contains a blend of organic acids and essential oils. The Crina product range contains products for other animal species as well.

Manufacturer´s main claim
Superior control of pathogenic bacteria
Improves weight gain and feed conversion

Technical specifications Crina® Poultry Plus

EU category Zootechnical additive
Functional group of additives Other zootechnical additives
Composition Benzoic acid: 80 - 83%
Thymol: 1 - 1.9%
Eugenol: 0.5 - 1%
Piperine: 0.05 - 0.1%
Benzyl salicylate, iso-amyl salicylate and trans-anethole: ≤ 0.6%
EU code 4d10
EU approval (content mg/kg complete feed) Chickens for fattening: maximum content: 300
Chickens reared for laying: maximum content: 300
Minor poultry species for fattening and reared for laying: maximum content: 300
End of period of EU authorisation Chickens for fattening: 15 September 2025
Chickens reared for laying: 15 September 2025
Minor poultry species for fattening and reared for laying: 15 September 2025
Safety and handling It is recommended to use gloves, eye and respiratory protection
Storage stability Commercial bags containing the product were stored for 18 months at either 25°C or 35°C. After 18 months of storage the content of active substances were exceeding specifications. No data for stability in feed and premixes.
Heat stability No data
Physical state of product and appearance The product is light brown, free-flowing and granulated with a bulk density of 0.66 kg/litre and an average particle size of 1.2 mm. No particles below 100 µm
Distribution in feed No data
Producer DSM

List of references

EFSA (2014). Scientific Opinion on the safety and efficacy of CRINA Poultry Plus (benzoic acid, thymol, eugenol and piperine) as a feed additive for chickens for fattening, chickens reared for laying and minor avian species for fattening and reared for laying. EFSA Journal 2014;12(11):3896

EU (2015).
Commission implementing Regulation (EU) No 2015/1426 of 25 August 2015 concerning the authorisation of the preparation of benzoic acid, thymol, eugenol and piperine as a feed additive for chickens for fattening, chickens reared for laying minor poultry species for fattening and reared for laying (holder of the authorisation DSM Nutritional Product). Official Journal of the European Union. L223/6-9