Then why are you so afraid to say, "Yes, please show me your evidence. I will read it and consider your point?" You would rather attack my evidence without ever knowing what it is, because you are not engaging in good faith.
If you want a nice introduction to why a proper plant based diet is in most cases better for longevity listen to this interview. The 2½ hours are really rewarding and you'll get some very important (live-prolonging) information:
the first video says flat out that there is no conclusive science about a single diet that is best (it's around the 15 minute mark), and the second seems to support what i've been saying in this thread: individuals choosing to buy one thing or another is irrelevant. what matters is the systemic impacts and systemic change.