Frankfurt, Oct 05: US consumer goods giant Procter & Gamble Co is still interested in buying Nivea face cream maker Beiersdorf but doubts whether it is really for sale, the company's CEO has told a German news magazine. "Naturally we are always interested in companies and brands that touch on our core business or would extend it," P&G chief executive Alan Lafley told Der Spiegel news weekly in an interview released ahead of publication on Saturday. Bureau Report