That's fantastic that you have someone to double-check your kinesiology results. As we first start using it, it really helps to get validation like that. Way to go! :)
To be really thorough with the question of whether or not you need probiotics, try, next time you're in a health food store, try testing other products just to see if you still get no's. That would definitely mean you don't need them, rather than just not needing PD = which I doubt but it would be interesting to check. :)
Oxygen changes the balance of gut microbes because it kills off the anearobic microbes. Oxypowder and Colosan didn't exist when I first got into cleansing, so I just used Chlorophyll.