Antitrust's "I think my girlfriend is trying to poison my food, so I'll cut myself, expose the cut to that food and see if I get sick" scene ruined the movie fo

Antitrust's "I think my girlfriend is trying to poison my food, so I'll cut myself, expose the cut to that food and see if I get sick" scene ruined the movie for me. I know that's basically how allergy testing works, but it was still cringe-worthy.