causal
Analysis v1
Strong Support
Giving Japanese quails food with a little bit of paprika or marigold extract makes their egg yolks more colorful, which people usually like better.
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0
Evidence from Studies
Supporting (1)
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Community contributions welcome
11
The study gave quails food with paprika, marigold, or both and found their egg yolks became more colorful, just like the claim says.
Contradicting (0)
0
Community contributions welcome
No contradicting evidence found
Gold Standard Evidence Needed
According to GRADE and EBM methodology, here is what ideal scientific evidence would look like to definitively prove or disprove this specific claim, ordered from strongest to weakest evidence.