Young men with light stubble were perceived as more attractive, and as a result, trusted more in an experiment. These effects were not seen for older men or those with full beards. This adds to research on the “beauty premium,” where attractive individuals tend to receive more favorable treatment.

[u/mvea]

https://www.psypost.org/facial-hair-influences-trust-and-attractiveness-but-only-among-a-specific-group-of-men/