carbonated water,
sucrose,
glucose, sodium citrate, taurine, glucuronolactone, caffeine, inositol, niacin, D-pantothenol, pyridoxine HCL, vitamin B12, artificial flavours, colors.
After water, the next 2 main ingredients are sugar. That is certainly not good for you. It won't hurt the baby, as long as you are eating well and this is additional. Then there is caffeine, a number of vitamins and other nutrients, and chemicals. The caffeine probably won't hurt the baby in small amounts.