When Parasyte anime premiered on October 9, 2014, it ran until March 29, 2015’s finale.
Each scene lasted 23 minutes, and there were 24 in total.
It’s hinted at in the final scenes of the first season that there are some parasites still on Earth with the humans.
The show’s creators may have decided to end the show
Decides to make a new anime story, there is no second season.
You can always watch the two-part film versions of this anime if you want more parasitic action.
To Read More About Is There Going to Be Parasyte Anime Season 2.
Is There Going to Be Parasyte Anime Season 2.