Levucell® SB contains live yeast cells Saccharomyces cerevisiae. The product is approved in the EU for use in piglets and sows without a time limit.

Levucell is available in two different formulations: One for premixes and meal feed and one for pelleted feed.

Manufacturer´s main claims
Maintains a healthy and balanced gut microflora
Improves intestinal transit time and farrowing conditions for sows
Improves piglet vitality
Decreases neonatal diarrhea and mortality in piglets

Technical specifications Levucell® SB 20 and Levucell® SB 10 ME

EU category For porcine use:  gut flora stabiliser
For avian use: Other zoo-technical additives
Active substance Saccharomyces cerevisiae (CNCM I-1079)
Activity in the product SB 10 ME: 1 x 1010 CFU/g
SB 20: 2 x 1010 CFU/g
EU approval Weaned piglets: 2 x 109 CFU/kg feed with no maximum
Sows: 1 x 109 CFU/kg feed with no maximum
All pigs other than weaned piglets and sows: 1 x 109 CFU/kg feed with no maximum
All minor porcine species: 1 x 109 CFU/kg feed with no maximum 
Chickens for fattening: 1 x 109 CFU/kg feed with no maximum
Minor poultry species for fattening: 1 x 109 CFU/kg feed with no maximum
Turkeys for fattening: 1 x 109 CFU/kg feed with no maximum
End of period of authorisation Weaned piglets and sows: 29 March 2028 
All pigs other than weaned piglets and sows: 18 June 2029
All minor porcine species: 18 June 2029
Chickens for fattening: 8 November 2027
Minor poultry species for fattening: 8 Novemeber 2027
Turkeys for fattening: 26 February 2030
EU code 4d1703
Recommended dosage Piglets: SB 20; 100 - 300 g/ton SB 10 ME; 200 - 600 g/ton
Sows: SB 20; 50 - 300 g/ton SB 10 ME; 100 - 600 g/ton
Product storage stability Shelf life of SB 20 is 16 months when kept in a cool dry place
Shelf life of SB 10 ME is 12 months when kept in a cool dry place
Storage stability in feed and premix When added to premixes the product is stable for at least eight months under normal packaging conditions. When added to meal feed or pelleted feed the product is stable for 4.5 and 4 months, respectively
Heat stability SB 10 ME can be used at pelleting temperatures up to 80°C
Carrier SB 20: A small fraction of sorbitane monostearate is added to this application
SB 10 ME: fatty acids
Package size SB 20 and SB 10 ME: 20 kg card box 
SB 20: 10 kg cardbox containing 20 units of 500 g
Handling It is recommended to use safety glasses and masks during handling
Producer Lallemand

List of references

EFSA (2006). Opinion of the Scientific Panel on additives and products or substances used in animal feed on the safety and efficacy of the product "Levucell SC 20/Levucell SC 10 ME", a preparation of Saccharomyces cerevisiae, as a feed addtive for dairy goats and dairy ewes. The EFSA Journal (2006) 370, 1-10

EU (2012). Commission implementing Regulation (EU) No 1018/2012 of 5 November 2012 amending Regulation (EC) No 232/2009, (EC) No 188/2007, (EC) No 186/2007, (EC) No 209/2008, (EC) No 1447/2006, (EC) No 316/2003, (EC) No 1811/2005, (EC) No 1288/2004, (EC) No 2148/2004, (EC) No 1847/2003, (EC) No 2036/2005, (EC) No 492/2006, (EC) No 1200/2005, (EC), and (EC) No 1520/2007 as regards the maximum content of certain micro-organisms in complete feedingstuffs. Official Journal of the European Union. L 307/56

EU (2017). Commission implementing Regulation (EU) 2017/1905 of 18 October 2017 concerning an authorisation of the preparation of Saccharomyces cerevisiae CNCM I-1079 as a feed additive for chickens for fattening and for minor poultry species for fattening (holder of authorisation Danstar Ferment AG represented by Lallemand SAS). Official Journal of the European Union. L269/30-32

EU (2018). Commission implementing Regulation (EU) 2018/347 of 5 March 2018 concerning the authorisation of the preparation of Saccharomyces cerevisiae CNCM I-1079 as a feed additive for piglets and sows and amending Regulations (EC) No 1847/2003 and (EC) No 2036/2005 (holder of authorisation Danstar Ferment AG represented by Lallemand SAS). Official Journal of the European Union. L67/21-23 

EU (2019). Commission implementing Regulation (EU) 2019/892 of 28 May 2019 concerning the authorisation of the preparation of Saccharomyces cerevisiae CNCM I-1079 as a feed additive for all pigs other than weaned piglets and sows and all minor porcine species (holder of authorisation Danstar Ferment AG represented by Lallemand SAS). Official Journal of the European Union. L 142/57-59

EU (2020). Commission implementing Regulation (EU) 2020/162 of 5 February 2020 concerning the authorisation of the preparation of Saccharomyces cerevisiae CNCM I-1079 as a feed additive for turkeys for fattening (holder of authorisation Danstar Ferment AG represented by Lallemand SAS). Official Journal of the European Union. L 34/31-33