Regarding science and evidence, this is anecdotal, and just my personal experience. It has 100% changed my life, so I thought I would share.
edit: typo's
I'm also fairly lactose intolerant, and cut out dairy years before the gluten thing, and that also had a huge impact on my health.
Regarding science and evidence, this is anecdotal, and just my personal experience. It has 100% changed my life, so I thought I would share.