Although there are millions of options to choose from, Americans have their preferred soda brands, with Coca-Cola, Dr. Pepper, and Pepsi being among the most popular in terms of generated revenue. Related: PepsiCo makes surprising move with irresistible snack food brand PepsiCo is an American multinational food,

In a huge lawsuit, the U.S. Federal Trade Commission alleges that food and drink giant Pepsi engaged in pricing tactics unfair to both retailers and consumers.

The FTC is suing PepsiCo for allegedly rigging the market by offering “unfair pricing advantages” that can contribute to inflation.

A substantial portion of the FTC’s allegations were redacted in the complaint due to the legal protections afforded to both PepsiCo and the retailer, according to the FTC.

The Robinson-Patman Act was passed in 1936, but the federal government stopped enforcing it during the deregulation of the 1980s. The FTC resumed its enforcement in December when it sued Southern Glazer’s, the largest U.S. distributor of wine and spirits.

Uncle Sam is always watching, even if you’re a major brand like Pepsi or Walmart. The Federal Trade Commission, or what we will call FTC from here on, has filed a major lawsuit against Pepsi for colluding with Walmart to keep prices lower at Walmart stores than any other stores.

Shares of PepsiCo ($PEP) were in the spotlight on Friday after the Federal Trade Commission announced it plans to sue the consumer giant on allegations of price discrimination, with retail sentiment turning cautious.