Amazon has changed the e-commerce industry by giving brands—new and established, big and small—direct access to millions of customers worldwide. Among them are the private label sellers who have chopped out a significant portion of the Amazon marketplace. These sellers offer affordable, high-quality alternatives to other established brands. Most private label sellers on Amazon, brand products under their name, often excel at positioning themselves as the most reliable, cost-effective option. Suppose you want to see some of Amazon's leading private…