In that video with milk he said "village fresh milk," so it was probably rawBeing a Russian native, from my experience what we refer to as "village milk ("derevenskoe moloko") is it not necessarily raw... Sold at the farmers market, it is usually boiled to avoid problems... If you live close to a farmer - you will probably be able to obtain it in a raw form.
Thnx for posting this video, very interesting... I also like that he is not implying that this is a rule for everyone or every blood type and that the results are strictly personal... I am also thinking that the results obtained may be not even universal to the author, they may depend on what else is going on with his body - current stress level, sleep, physical activity...
On the other hand - it may have uncovered his true "allergic" foods or preparations that are inherent to his system... who knows
As for blood groups, I also thought that it was individual, but after that article with pork where three people at once did not pickle pork caused problems - I doubted