Inverse Highpass skin Softening Technique

After you finish your retouching layers,

1- Create a merged layer copy -Shift+Alt+Cmd+E

2-Invert your layer Cmd+I

3-Convert to smart object in order to have more flexibility in editing

4-Change your layer blending mode to vivid light.

5-Apply High Pass filter Filter-Other-HighPass- choose around 12 -15 pixels, experiment.

6-Filter-blur-Gaussian choose approximately 1/3 of the number that you chose for your high pass pixel amount.

If you find that you don't have enough texture change to linear light blend mode.

Create a layer mask filled with black ALT click+ Add Layer Mask

paint with white in the areas of the skin that you want to use the texture that you have created in. You can use the brush with opacities to blend all of the areas together better. If you find that the texture is too obvious try lessening the opacity of the layer.