Adding a small amount of microalgae to chicken feed boosts omega-3s in egg yolks but doesn’t change how the eggs behave when cooked or used in food manufacturing — they still work just as well.

Pro

Against

Evidence from Studies

Supporting (1)

Community contributions welcome

Time course of nutritional and functional property changes in egg yolk from laying hens fed docosahexaenoic acid-rich microalgae

Randomized Controlled Trial

Animal

2020 Sep

Contradicting (0)

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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

Time course of nutritional and functional property changes in egg yolk from laying hens fed docosahexaenoic acid-rich microalgae

Score: 11

DOI: 10.1016/j.psj.2020.06.007

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If you feed hens a special algae supplement for about a month, their egg yolks get a big boost in a healthy fat called DHA — but after 30 days, adding more doesn’t help because the yolks can’t hold any more.

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If you feed hens a special algae with healthy fats, their eggs end up with a better fat balance that's better for your heart.

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