September 16, 2016   Chinese vitamin A producers lower prices to stimulate demand (week ended Sep 14, 2016)   An eFeedLink Exclusive                 Prices moved lower.   Prices of local vitamin A in China (RMB/kg) Prices as of Aug 16 Prices as of Sep 16 Price Changes  305-315 285-300 -20 to -15 Prices are representati ...