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The study aims to assess the impact of dietary phyto-carotenoid supplementation on yolk coloration and overall egg quality in Japanese quail.

January 18, 2026Open Access

Improvement of yolk coloration and egg quality in Japanese quail eggs through dietary phyto-carotenoid supplementation

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The study aims to assess the impact of dietary phyto-carotenoid supplementation on yolk coloration and overall egg quality in Japanese quail.
Divided 180 quails into 3 treatment groups: control, 2% paprika, and 2% marigold flower
Monitored egg production performance and yolk color intensity
Measured yolk carotenoid concentration and overall egg quality traits such as shell thickness and albumen height.
Significant improvement in yolk pigmentation and carotenoid deposition
Enhanced yolk color score and antioxidant capacity in supplemented groups
No adverse effects noted on egg production performance.

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Evaluates the effect of carotenoid supplementation on egg quality and yolk color in quails, suggesting good enhancement with no production loss.

Muhammad et al. (2026) studied this question.

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Evaluates the effect of carotenoid supplementation on egg quality and yolk color in quails, suggesting good enhancement with no production loss.