They have no proven benefit, and they can cause harm.

The agency notes it "is not aware of any proven clinical benefit offered by the product."

Some have dangerous side effects, and others have no proven benefit.

The interactive story includes all the proven benefits of bibliotherapy brought to life on screen.

He estimated that the cost of parts marking was $225 million for customers "with no proven benefits."

We all know the proven benefits of a couple of hours gardening.

"In the absence of proven benefits, it is prudent to be cautious," he said.

This is the ideal time for getting the proven fill-you-up benefits the rest of the day.

Another proven benefit to time given in solitude is the development of self.

And they agree that there are other proven benefits of moderate exercise, particularly the increased cardiovascular health.