She said: “We are still continuing the discussions about TTIP and I think we should continue them as long as possible.
“We will never fall below the standards set by the European Union.”
Mr Gabriel told the German BGA trade body he did not believe the TTIP trade talks could be completed this year.
He said: “I expect that we’ll need a new start after the US president election.”
But he warned a free trade deal with Canada, which had set high standards for protections, would help prevent adoption of a European-US deal that offered worse conditions.