The stocks of McDonalds, Pepsi, Nescafé, Gillette keep gaining value. What can suspend their growth?

As it was informed by "Market Leader (US)"

The stocks of McDonalds, Pepsi, Nescafé, Gillette keep gaining value. What can suspend their growth?

Western brands have had a major problem - domestic rivals in some of the biggest countries – Russia, China, India and Brazil. Investors start showing more and more concerns while the media start doubting that McDonalds, Coca-Cola, Pepsi, Nescafé, Gillette and other global brands will conquer the world. What are the threats for those who invested in the “blue chips”?