Conclusions
Appropriate intake of nutrient antioxidants may have a role in decreasing the likelihood of H. pylori infection risk.
This is human science. But doesn't tell us much.
In the next posts, I will summarize what the extra-human science tells us controls "non-productive" bacteria, including H pylori. (There are "productive" (good) bacteria, resistant to stomach acids, that make it to the end of the ileum, and are necessary for our own production of vitamin B12.)