I am red/green colorblind I did a carnivore diet 2 years ago that I swore changed my perception of colors and had an increased ability to differentiate between

I am red/green colorblind I did a carnivore diet 2 years ago that I swore changed my perception of colors and had an increased ability to differentiate between red/green. I wrote it off as maybe just me being overly enthusiastic about the benefits of the diet and just a placebo effect but seeing this headline now makes me wonder if maybe there is a 'software' component related to colorblindness and not just hardware..?