PepsiCo manufactures, markets, and sells a variety of salty, convenient, sweet, and grain-based snacks, as well as carbonated and noncarbonated beverages. The company's broad portfolio of brands includes Pepsi, Mountain Dew, Gatorade, Tropicana, Lay's, Doritos, and Quaker. Pepsi owns most of its bottling infrastructure in North America, but typically uses independent bottlers in international markets. Food accounts for approximately 50% of Pepsi's revenue. The United States accounts for about 51% of Pepsi's top line.