The home debuts of players like Nick Singleton and Drew Allar highlighted Penn State's one-sided return to Beaver Stadium.
The Nittany Lions evened up the score in the first half but could not recover from a Princeton second-half goal.
In its first ranked match of the season, Penn State women's volleyball was able to secure a win over Stanford.
Grace Wallis' late goal helped bring the Nittany Lions to victory.
The Ohio defense was gashed for 38 points against FAU last week.
"I think right now it's giving these guys a mental and physical break and letting them enjoy a Penn State weekend."