The talks between Europe and the US (TTIP) are largely to remove barriers in legislation for corporations. E.g. new medication and chemicals can be sold in Europe/US if either passing FDA review or EU review.
This will save corporations millions of dollars. Wikipedia has a quite good overview: https://en.wikipedia.org/wiki/Transatlantic_Trade_and_Invest...
As a citizen of a country I'll doubt you'll have any benefits from it. People in Europe are worried (I think not without reason) that it will worsen safety regulations for consumers.