Giving hens certain natural supplements like paprika or marigold extract makes their egg yolks better at neutralizing harmful oxygen, and this works in two different types of chickens after a month.

15

Pro

0

Against

Evidence from Studies

Supporting (1)

15

Community contributions welcome

15

Effect of Dietary Carotenoid on Egg Yolk Color and Singlet Oxygen Quenching Activity of Laying Hens

Randomized Controlled Trial

Animal

2022 Apr 25

The study gave hens the same supplements mentioned in the claim and found that the egg yolks became better at neutralizing harmful molecules, 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.

Source Study

Effect of Dietary Carotenoid on Egg Yolk Color and Singlet Oxygen Quenching Activity of Laying Hens

Score: 15

DOI: 10.2141/jpsa.0210032

Similar Assertions

Giving certain plant and bacterial supplements to two types of chickens—Rhode Island Reds and Silkies—makes their egg yolks richer in colorful nutrients called carotenoids after a month, and Silkies seem to absorb more of these nutrients than the other chickens.

15

0

77%

Silky Fowl chickens naturally have eggs with better antioxidant power than Rhode Island Red chickens, even without any special diet — and it gets even stronger when they eat carotenoids.

15

0

72%

Giving older laying hens paprika extract in their food makes their egg yolks more colorful, especially in Rhode Island Reds — they respond more than Silky Fowl hens when given a higher dose.

14

0

71%