"human origin" is correct and can be used in written English.
For example, "The archaeological site suggested a possible human origin for the ancient artifacts."
The major originality of such a representation comes from its human origin.
All cDNAs were of human origin.
Some of the marks may have a human origin.
The cells were too small to be of human origin.
Then came an equally costly disaster, though one of human origin: the subprime credit market meltdown.
Hand-held cameras produce images of distinctly, sometimes distractingly human origin; they're right there with you.
State courts have ruled that public schools may not teach "religious theories of human origin".
Jin, L. & Su, B. Natives or immigrants: modern human origin in East Asia.
These structures were vascularized, and vessels were of human origin and contained host blood.
Sequentiation of this fragment revealed that it was of human origin.
A mouse with all its brain cells of human origin is an interesting concept, though it might disappoint in practice.
