Ritchie Blackmre told Yngwie Malmsteen to eat lots of bananas, drink lots of sports drink (gatorade, powerade, etc) and get lots of sleep when you have RSI, something about potassium. I'm not sure how well it works though...
She is listed as a stockist too- Natural Way in Horsham-shameless plug and we have one or two Australian customers though for products that are not readily available there so you'd probably get it cheaper there.