Witch Hazel?

I'm gonna see if this could help with my large pores. Does anyone if any of these are good products?

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Washing face only once per day?

Has anyone tried this? Any difference?

Do hypertrophic scars get better in time?

Does anyone know or had any experiences?

Hypertrophic scars on back/shoulders?

Has anyone had success in treating those type of scars?

Too harsh cleanser for Differin?

I've been thinking of using the "Neutrogena Pore Refining Cleanser", heard good things about it.. but do you think it's maybe a bit too harsh to use while being on differin?

I'm on differin post-accutane in case my acne comes back, like an insurance, but I'd really like to see if this product could do something for my enlarged pores.

Here's info on the cleanser:
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