Originally Posted by gdawson6
The R form definitely seems more bio-available and protective but I looked at the page and they didn't seem to have any research to back up the negative claims such as the S form counteracts the R form.


They do cite papers that show outright harmful effects of (S-) ALA and surprising ineffectiveness of the R/S mixtures e.g. see this graph and discussion after it.
[Linked Image]