Answers are grounded in this paper and cite their sources.
Superdosing level of 20,000 FTU/kg phytase in diets has a positive effect on egg production rate, but no beneficial effect on egg quality in laying hens.
No takes yet. Share an insight, caveat, or question.
Kim et al. (2017) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: