8ball
Decolonise colons!
The meatheads counter that by suggesting they need less vitamin C ...
Of course the loss of the ability to synthesise it came from a time when mammals like us ate loads more fruit and green things ...
Can you eat too much liver? - Google Search
Yes, I *think* it happened not that long after we diverged from the mammal branch that later diverged into cats and dogs.
"We" moved away from a carnivorous diet, and the mutation that broke our GLO gene became fixed <as in broken in the entire population> during a population bottleneck.
Quite tiresome that our bodies still do every part of the vitamin C synthesis process, except for the borked last step.