Not quite. Not just any egg yolk protects against Covid.
we purified anti-spike-S1 IgYs from hens that were immunized with the S1 domain of the SARS-CoV-2 spike protein and interrogated their ability to neutralize SARS-CoV-2 pseudovirus using Hela cells with overexpressed human ACE2.
Not quite. Not just any egg yolk protects against Covid.