There might be an impact, but it’s not clear what the impact is. I’m no biologist, but I’d wager your volume of immune cells changes quite a bit over your lifet

There might be an impact, but it’s not clear what the impact is. I’m no biologist, but I’d wager your volume of immune cells changes quite a bit over your lifetime. I’d be more interested in seeing the long-term health outcomes of vegetarians vs. non-vegetarians.