That is some nice result for just a month. I'm using The Daily Set and AHA 30% + BHA 2% Peeling Solution for 3 months now, and I used Niacinamide 10% + Zinc 1% (which I will order again). I have acne-prone skin and this helped me, but it's not perfect yet.
RE: How to Use The Ordinary Hyaluronic Acid and Niacinamide