[catnipman]

direct link to study:

https://www.mdpi.com/2072-6643/13/8/2898

also, here’s a SUPER probiotic, though somewhat expensive:

https://www.customprobiotics.com/custom-probiotics-11-strain.htm

[Ladysforest]

Here is a link to the product mentioned in the article. Ships free to the US.

https://proximum.hr/en/proizvodi/sivomixx-800/

[Conservative4Life]

Hmmm