Sad thing is that they need to create doubt in order to make sales... that'd be a hell of a marketing angle
Is your wife distant? Have you found clothing that you can't explain? Does she smell like male aftershave, which you know is not yours?
Well...Chances are, shes cheated on you...So if you have a child together, Why not make sure the lying bitch didn't make you raise someone elses baby, telling you it was yours?
Go on, prove that bitch wrong with "Don't trust yo' biatch, DNA sampler"
Only $4,999,999,999,999,999,999,999,999,999,999.28 (ext TAX)
Now I really wanna record that lol