My sis had to loosen her vegetarian standards for the sake of her daughters health.

Cool anecdote.

We are omnivores, accept that fact.

Cool pseudo-science derived from an anecdote. Even if I believed your story, in reality people don’t actually need meat.

it requires personal effort and research to find substitutes

Yes, it takes effort to do something different from the rest of society. Apparently you’ve never done this.

And most just prefer some meat or fish now and then.

Cool story.

Even sheep eat chicks, there, i said it.

Nobody gives a shit. Nobody is saying go veg because sheep are veg. This is just more wacky carnist babbling.