Nestle beat first-quarter sales forecasts and stuck to its annual outlook on Thursday, riding out the impact of the Iran war though it warned about the risk of higher energy and freight costs and a needed turnaround in a tough China market. The world's biggest packaged food company, which makes Maggi seasonings, Nescafe coffee and KitKat chocolate bars, said it had seen "very little impact" so far on its global business from the near two-month war, but had noted consumer behaviour shifts.