I purhase my mineral/vitamin etc. from www.swansonvitamins.com they offer deals and nodeal prices are great too. as an example check natural calm...more than 1/2 price.
For those that suffer from incontinence HDIS aka home delivery incontenece servic. 1-800-269-4663. mention you have ms and get a small discount..autodelivery free shipping. ask for a catalog and yu will see a myriad of products and brands.
I would like to recommend a book: healing Multiple Sclerosis Diet,Detox & nutritional makeover for total recovery by Ann Boroch . I paid 15.95 US$
this book covers so many issues ffrom Epstein Barr, Candida and Clymedia, detox and chelate and recommended supplements. if i remember correctly, she is a homeopath practioner as well (no pharma influence.)