Product prices of Nestle S.A. and Danone have risen by more than 10% this year in France, putting them under the country's inflation scanner. The price hike has pressured the companies to renegotiate with French retailers. French shoppers have spent more than 20% more for Nestle products each month since January versus last year, with price increases peaking at 36.6% in May. Danone's products were sold for between 11.2% and 16.7% more than last year in the first six months of the year.