Should I take a blue light eye vitamin?

The eye vitamin aisle is quickly becoming more like the artificial tear aisle.
Bausch + Lomb is adding Ocuvite Blue Light eye vitamins to their already large family of eye vitamin products.

What’s in it?
Each capsule contains 25 milligrams of lutein and five milligrams of zeaxanthin isomers, the key eye nutrients that help absorb blue light before it reaches the macula.

Who is it for?
It’s marketed to digital device users. (via)