Thank you both for your replies.
The reason I am not keen in trying K2, is because,
I am not convinced about the research, and also, it
thins the blood, which Natto and Serrapep do anything.
They mop up fibrins. I discussed it with a scientist
in Slovakia manufaceturers of NKCP-Natto, and he said
retierated much of what I wrote. This is why many
manufacturers remove the K2 component from the Natto.
I bought some K2 a while ago, and decided not to take
until I discussed it further. I am sitting on the fence for