Key Impacts on US Soybean Sales Loss of Top Market: China, historically the largest buyer of US soybeans, effectively boycotted American products in retaliation for the tariffs. US soybean exports to China dropped to virtually zero for extended periods during the trade dispute. Market Share Shift: China shifted its purchasing to other countries, particularly Brazil, which saw a surge in its soybean exports. There are concerns among industry experts that the US may have permanently lost some of its market share. Depressed Prices: The sudden excess of soybeans on the domestic market due to low prices.