In the second week, hens fed diets containing BPC had significantly higher egg mass and egg weight (P < 0.05). Final BW was significantly higher in laying hens fed diets containing BPC (P < 0.05). The percentage of egg white protein as one of the highest quality proteins available was significantly higher in laying hens fed diets supplemented with BPC (P < 0.05). Hens fed diets containing BPC had significantly higher TAC compared with control group (P < 0.05).