It helps employers more than it helps workers, Chaison says.

The exception is melatonin, which data suggest helps workers who must switch between day and night shifts, and for managing jet lag.

Financial Engines is working with big employers to provide an impartial tool that helps workers choose wisely among different 401(k) packages.

Biobridges, whose revenues are expected to be about $35 million in 2017, helps workers find jobs in the pharmaceutical, biotechnology and medical device industries.