So no vitamine c intake? Wouldn't recommend it on the long term https://en.m.wikipedia.org/wiki/Scurvy
The long and the short of it is that fresh meat contains vitamin C and the carnivore diet also reduces your body's need for vitamin C because vitamin C is used for the synthesis of collagen and you will be getting collagen directly by following this diet.
You can read more here: https://www.kevinstock.io/health/do-humans-need-vitamin-c/
Well it's an interesting experiment going on meat and see how the body responds.