Did jack nicholson have his face altered in the movie hoffa?

In the movie "Hoffa," Jack Nicholson did not have his face altered through makeup or special effects. Instead, he portrayed Teamster leader Jimmy Hoffa by utilizing a combination of acting skills, physical transformation, and subtle aging techniques to embody the character. Nicholson's performance captures Hoffa's personality and mannerisms without any significant alterations to his facial features.