Firstly, What is Coke Zero? 

Coke Zero is a lighter version of traditional Coke, which claims to taste exactly like traditional Coke without having any sugar content. It comes in various flavours and options, such as caffeine-free, cherry, vanilla and cherry-vanilla. 

So, is coke.zero healthy? 

Though it is healthier than traditional Coke because it has zero sugar, Coke Zero comes with many health concerns, as it includes artificial sweeteners like aspartame and acesulfame potassium. 

These sweeteners are known to increase health risks, such as stroke, heart disease and more if consumed excessively. It has been also linked to a potentially increased risk of bone density loss, diabetes, tooth decay and more. 

Hence, it might be a healthier choice than traditional Coke and other sodas, but it is not suitable for daily consumption. 

To conclude 

If you're wondering, is coke zero bad for you? Yes, it doesn't have any dietary or nutritional benefits. It might be a healthier option for someone switching from traditional Coke, but it still has many health concerns, making it unsuitable for daily consumption.