I have and I do @Fruno. They are all wonderful sources of information and have persuaded me that there is an absence of proper random control trial science being conducted in this area.
There are a lot of great hypotheses and even greater analyses showing existing scientific “beliefs” to be wrong but no-one is going to fund the research if they cannot make a buck out of the findings.
Zoe Harcombe does a great job of analysing scientific papers and demonstrating that they cannot reach the conclusions they have come to on the data they have disclosed.