I think OP was rather bemoaning the lack of useful information and scientific rigor. Their points were good I thought. Whilst microbiome is a fascinating topic

I think OP was rather bemoaning the lack of useful information and scientific rigor. Their points were good I thought. Whilst microbiome is a fascinating topic people are quick to lend unsubstantiated pet theories new credence, harboured by the topics nasence and complexity. Anecdotally, logical fallacy bingo is a great actual game and I recommend everyone play