You show several schematics which are disconnected from each other. It is unclear how your project is supposed to operate.
Does the user bridge his finger across two contacts to activate your project? Is that the purpose of the component labelled 'disconnect pad'?
Or, does the user touch the floating mosfet gate labelled 'out 2'?
When I grip my ohmmeter leads with both bare hands, it reads several hundred k-ohms. It will convey a very small signal. Can your detector respond to this level of signal?