> Staying hydrated with Coke sounds awful I've been told by a doctor that (flat) Coke isn't a terrible stopgap replacement for rehydration sachets if you can't

> Staying hydrated with Coke sounds awful I've been told by a doctor that (flat) Coke isn't a terrible stopgap replacement for rehydration sachets if you can't get hold of them when travelling and ill. Makes sense to a certain degree. Rehydration drinks are water, sugar and sodium. The caffeine is a diuretic but that only slightly reduces the hydration effects compared to water - it doesn't cause a net deficit. EDIT - Aaaaaaand no: https://www.webmd.com/children/news/20080527/flat-soda-doesnt-help-dehydration https://www.webmd.com/children/news/20080527/flat-soda-doesn... "They found carbonated soft drinks contained too much sugar and not enough sodium and potassium to be an effective treatment for mild dehydration in children."