The infamous orgy scene where extras and protagonists are seen having sex in the Zabriskie Point. Breasts, Buttocks, and pubic hair is seen. However, there is not explicit penetration etc.

Daria is seen giving Mark oral sex however her hair covers what she is doing.

Some students are killed during a protest. You see them covered in blood on various parts of their bodies.

At very beginning of film, use of phrase "mother f*****" said in a college students meeting.

2 Uses of the f word.

People drink alcohol during a scene in a bar.

People smoke cigarettes.

Very end of film has a visually stunning scene with violent destruction and an intense soundtrack.

One of the main characters has something bad happen to them which affects one of the other characters for the rest of the movie.

The student protest scene could be intense to some people.