Will I get travelling expenses? generic hydrchlrthiazide Both Graham and Jayakar agreed that those are reasonable supplement levels. Jayakar said that for most people, vitamin D supplements are harmless, but added that it's a pocketbook issue. Almost 50 percent of the population is taking vitamin D supplements. That's a lot of money for something that likely has no benefit, he said. 必須 2000文字以内 [bbs:youtube:(Youtubeの動画ID)]と書くとYoutubeの動画が貼れます。(例:[bbs:youtube:OQThUAQ0UN0])