Tbh I hate the taste of most sugar free drinks so I will have anything I want as long as I cover it with my insulin so say bottle of Coke it's about 5 cps (1:1 ratio) I would take 5 units to cover I found that my way was the best way of not ending up in burnout and the multiple trips to a&e with dka only thing I've always avoided was Lucazade caused to many spikes in my bs