Marquette-lez-Lille (France)– June 13, 2025 –  Phileo by Lesaffre, a global leader in fermentation and microbial solutions, is excited to announce that the European Food Safety Authority (EFSA) has published a scientific opinion on its innovative bacteria probiotic, Microsaf®, which concludes on its efficacy for chickens and other poultry for fattening as well as on its safety for the target species, consumers and the environment.

A Breakthrough Solution for Poultry Production

Microsaf® is a unique association of 3 Bacillus strains, powered with GO Technology, an innovative technology allowing Bacillus spores to germinate and deliver benefits more efficiently. The product has shown positive effects on digestive health and performance of broiler chickens.

The EFSA opinion confirms Microsaf®’s potential as a zootechnical additive in improving performance for poultry for fattening. This positive scientific assessment is a crucial milestone in Microsaf®’s EU  journey for the authorization as zootechnical feed additive, in the functional groups ‘gut flora stabilisers’ and ‘other zootechnical additives’.

Documented to be efficient and safe

“We are thrilled to receive this positive EFSA opinion, which validates the efficacy and safety of Microsaf®,” said Elen Rondel, Western Europe Poultry Manager at Phileo by Lesaffre. “Microsaf® is a testament to our commitment to providing reliable, science-backed solutions that support animal health, performance and welfare.”

“Microsaf® is the trademark for Phileo’s innovative probiotic that combines three unique Bacillus strains in one product to address some of the key challenges faced by poultry producers today. Together, these novel strains have been proven to effectively support digestive performance in broilers, while simultaneously improving production profitability,” she elaborated.

Proven success around the globe

Microsaf® has already been successfully launched and adopted by poultry producers around the globe. The product has demonstrated consistent performance benefits across diverse production environments and management systems worldwide.

“Over the past years, we have witnessed very positive adoption of Microsaf® by customers globally. The feedback from producers has been exceptional, confirming the product’s efficacy in real-world commercial settings,” says Elen Rondel.”We are excited to bring this proven solution to European poultry producers soonest.”

Scientifically proven benefits

Extensive research and field trials have documented that Microsaf® delivers multiple benefits for poultry producers:

• Improves feed conversion and weight gain in broiler chickens
• Enhances gut health and microbiota balance
• Contributes to sustainable production practices

The full EFSA opinion is available on the EFSA website

Global expansion plans

Following this positive EFSA opinion and pending final authorization from the European Commission, Phileo by Lesaffre is preparing to launch Microsaf® in the European Union market.

“We look forward to bringing this highly relevant solution to European poultry producers,” adds Elen Rondel “Microsaf® represents our ongoing commitment to developing innovative solutions that help address the increasing complexity of food production while supporting animal health and welfare.”

Microsaf® is part of Phileo by Lesaffre’s comprehensive portfolio of solutions dedicated to supporting animal health and welfare through innovative nutrition. This positive EFSA opinion reinforces Phileo’s position as a global leader in providing innovative microbial solutions to address critical challenges in the animal production industry.

About Phileo

We daily support our partners, from global industry players to family farmers, in their transition towards sustainable good practices. With them, we develop tailor-made solutions for preventive care allowing a limited and responsible use of antibiotics by mastering microbiota and immunity. Our shared ambition is to raise healthy animals while sparing planet resources and energy. Our rich collection of proprietary probiotic strains allows us to develop evidence-based solutions taking into account animal species’ diversity ranging from pets, livestock, poultry, fish to insects to overcome the increasing complexity of food production.

Let’s act with nature for animal care
Press contact Phileo by Lesaffre: Clementine Mariën – c.marien@phileo.lesaffre.com

To learn more about Phileo, please visit www.phileo-lesaffre.com