The manufacturer does not claim this product will create immunity.
The claim is only that symptoms will be reduced.
Beware the spike protein.
Beware the vaccine passport.
Why is germ theory still theory?
There is good information available here on hive.
https://hive.blog/@active-truth/posts
https://hive.blog/@drutter/posts
and many more
Please take the time to research. There is much at stake.