Meta-analysis of the effect of low-protein diets on the growth performance, nitrogen excretion, and fat deposition in broilers

T De Rauglaudre, B Méda, S Fontaine… - Frontiers in Animal …, 2023 - frontiersin.org
In broilers, the effects of crude protein (CP) reduction on animal performance are
heterogeneous. This could limit the use of this strategy in commercial farms despite its …

[HTML][HTML] Recent advances in protein and amino acid nutritional dynamics in relation to performance, health, welfare, and cost of production

R Adhikari, SJ Rochell, R Kriseldi, M Silva, L Greiner… - Poultry Science, 2025 - Elsevier
Amino acids are the foundation of numerous metabolic and physiological pathways for
skeletal muscle accretion, internal organ development, skeletal development, and immune …

[HTML][HTML] Effect of dietary crude protein reduction levels on performance, nutrient digestibility, nitrogen utilization, blood parameters, meat quality, and welfare index of …

J Son, WD Lee, CH Kim, H Kim, EC Hong, HJ Kim - Animals, 2024 - mdpi.com
We investigated the effects of feeding different levels of crude protein (CP) on broiler
performance, blood characteristics, meat quality, nutrient and nitrogen (N) availability, stress …

[HTML][HTML] Inclusion of slowly digestible starch source is a promising strategy than reducing starch to protein ratio in low protein broiler diets

T Mahmood, N Vieco-Saiz, J Consuegra, Y Mercier - Poultry Science, 2024 - Elsevier
The present study investigated the effects of low protein diets with different starch sources
and starch to protein ratio on growth, digestibility, intestinal health, caecal short chain fatty …

Effects of methionine supplementation in a reduced protein diet on growth performance, oxidative status, intestinal health, oocyst shedding, and methionine and folate …

G Liu, VSR Choppa, MK Sharma, H Ko, J Choi… - Journal of Animal …, 2024 - Springer
Background This study investigated effects of different methionine (Met) supplementation
levels in a reduced protein diet on growth performance, intestinal health, and different …

Effects of dietary protein level on intestinal function and inflammation in nursery pigs

SC Pearce, MJ Nisley, BJ Kerr, C Sparks… - Journal of Animal …, 2024 - academic.oup.com
Abstract High crude protein (CP; 21% to 26%) diets fed during the first 21 to 28 d
postweaning are viewed negatively because of a perceived increase in the incidence rates …

[HTML][HTML] Transcriptomic analysis of broiler chickens reveals metabolic adaptations to a reduced crude protein diet

CA Asiamah, S de las Heras-Saldana, S Musigwa… - Poultry Science, 2025 - Elsevier
Protein is an essential component of poultry diets and directly influences growth
performance, profitability, and the environment. While the relationship between animal …

[HTML][HTML] Growth rate, either through genetics or diet, mainly determines the outcome concerning broiler welfare

JAJ van der Eijk, J van Harn, H Gunnink, T van Hattum… - animal, 2025 - Elsevier
There is a trend towards broiler production systems with higher welfare requirements, which
often use a combination of factors to improve broiler welfare. This makes it difficult to …

[HTML][HTML] Develo** a More Sustainable Protein and Amino Acid Supply of Laying Hens in a Split Feeding System

B Horváth, P Strifler, N Such, L Wágner, K Dublecz… - Animals, 2024 - mdpi.com
Simple Summary In contrast to a conventional layer diet with the same nutrient content
during the day, morning and afternoon feeds with different compositions are fed in a split …