The soft drink giant, along with others in the sector, has taken incoming fire from nutrition advocates concerned about the health impact of sugary drinks and fatty foods. Notably, an effort to ban soft drinks of a certain size in New York City failed in 2014, after a state court declined to renew the limit instituted by former NYC Mayor Mike Bloomberg.
"We ought to have a law ... where these people shouldn't be allowed to cite the defects without citing the advantage. It's immature and stupid," Munger said Saturday at Berkshire's annual shareholders meeting.
Berkshire has been a longtime shareholder of Coca-Cola and owns 9.2 percent of the Dow component, according to a 13-F filing from Dec. 31.