The popular fuel RON95 dropped 0.99% to VND21,100 (US$0.85).
Biofuel E5 RON92 declined by 0.44% to VND20,330.
Diesel fell 1.60% to VND18,470.
Regulators said that prices fluctuated in the last seven days due to new developments in the Middle East crisis and declining crude oil inventory in the U.S.
Gasolines fell 0.3-0.9% and oils dropped 0.2-1.6%. RON95 is now at $87.7 per barrel and diesel $89.1.