KANSAS CITY — The Chinese government has taken regulatory action to clean up its air, and it’s causing vitamin C prices to go sky high, rising as much as 300% over a year. While vitamin distributors ...

A federal jury returned a $49 million verdict Friday against four companies that make and sell vitamins, finding they conspired to fix vitamin prices. If the verdict stands, it would be tripled to ...

Driven by rising chemical raw material costs due to geopolitical conflicts in the Middle East, coupled with domestic manufacturers actively tightening supply, the prices of vitamins and amino acids ...