That's a different matter altogether. The food is bad, get refund.
But if you've never drunk Fanta Blueberry before and you try that new flavour, you don't get to ask for a refund because you decide you don't like it and prefer the original orange flavoured Fanta.
But if you've never drunk Fanta Blueberry before and you try that new flavour, you don't get to ask for a refund because you decide you don't like it and prefer the original orange flavoured Fanta.