This video shows that the 432Hz tuning renders tighter structures within the matter, compared to the 440Hz tuning.
https://www.youtube.com/watch?v=1zw0uWCNsyw
It does not mean that tighter is always better. If it were so, there would be no winds, rains in Nature and even emotions should be considered unwanted. Fortunately, there's a place for all kinds of vibrations, soothing and distracting. Use whatever floats your boat.