I tried 8 trendy electrolyte drinks – the best one was the cheapest and my runner-up ‘boosts weight loss’

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Cadence premix can

Cost: £48 for 24 cans, from run4it

This tasted really good, like a slightly flat Sprite. 

It had one of the mildest salty electrolyte flavours of all the drinks I tried, which was a welcome change.

The main selling point of the Candence premix is its convenience.

Unlike the powders, which require mixing, shaking, or stirring, this comes in a pre-made can – just pop it open, and you’re good to go. 

I’d...