Fiber, magnesium, potassium, vitamin C and a list of other micro-nutrients. Constipation is likely at some point in the short term. And maybe frequently or chronic. And scurvy a possibility long term.

I did just google that and pretty much just gave you the AI response. But it is pretty much what I was thinking.

Of course all that is if you truly only ever eat eggs, fish and meat. Even you seem to have claimed in the past to eat vegetables and fruits IIRC. So maybe you are discounting how much they contribute to your health.