This is a workflow using a fine-tuned Krea2 model - Redmix and a custom template to generate extremely realistic images.
Thanks to the author of the model.https://civitai.red/models/958009/redcraft-or-or-2-krea2-int8-convrot-edition-2
if you don't have the hardware to run this workflow locally, you could try this online（Free 48GB GPU）.
Workflow: Krea2 Extreme Realism Text to Image
link: https://www.runninghub.ai/post/2073317915230826498
if you are new to ComfyUI , you could check this intro video for ComfyUI