Fears of price increases were raised as Nestle chief executive Paul Bulcke said the firm was “considering all the options” in dealing with the growing pressures following the EU referendum.
The Swiss giant makes KitKats alongside Nescafe coffee, Quality Street, Toffee Crisp and Lion bars among hundreds of other well-known brands.
It comes after rising inflation threatens to increase prices for a whole host of everyday goods, including apples and fresh coffee.
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Nestle has been hit by the falling value of the pound against both the dollar and euro following the Brexit vote, but Bulcke cautioned: “Let’s first let the dust settle.”
The price of raw materials has risen in recent months, affecting Nestle’s business.
The news echoes that of rival Unilever which demanded a 10% blanket increase in price across the board, only to be snubbed by supermarket Tesco.
The ensuing two-day fallout last week resulted in Unilever’s brands being taken off Tesco’s website temporarily before a compromise was reached.
And the whole furore cast light on just how few mega corporations produce the what we buy.