Detailed text transcripts for TV channel - KGO - 20130628:10:17:00
Critics call it extreme and downright unnecessary, questioning whether it actually offers anything nutritious that food or traditional vitamins can't. but patients swear by it. >> i was on my feet 12 hours, so i needed a lot of energy. >> reporter: which may be why so many people now say they don't get mind getting stuck for this vitamin fix. cecelia vega, abc news, san francisco. >> diana, what do you think? >> to each his own. just not for me. >> no? >> no. >> put all kinds of good things in there, two arms for me. >> not at home, not outside of a hospital. >> no? >> no. coming up, savory,...