V2 for more real and natural looking skin texture. It is good at preserving skin tone and lighting also.

TIP: You can also use for upscaling too or restoring old photos, which actually intended for. You can upscale old low-res photos or your SD1.5 and SDXL collection. There is "ScaleToPixels" node which is set to 2K, you can change this to your liking. I have tested it for 4k Upscaling.

🛠️ Editing Workflow - https://github.com/vizsumit/comfyui-workflows

LoRA Weight: 0.5

V2 Prompt: Make this photo high-quality with natural skin texture. Preserve subject's facial features, expression, figure and pose. Preserve overall composition of this photo.

🖼️ Generation Workflow - https://github.com/vizsumit/comfyui-workflows

LoRA Weight: 0.7

V2 Prompt: A high-quality medium close-up photo with realistic skin texture featuring a (your subject...)