@suecreader yes this is it has more magnesium for one that my My research in the fibromyalgia group said pluwe n I r more magnesium plus other good stuff our bodies need No drugs I've been on it for yrs and have gotten everyday relief but when a flare comes up I don't then think it's as bad plus I do Ice for inflammation heating pad at times hot showers help this is something we have to find ways that help us Fibro warriors