You’ve read all of your free items this month. To register, get added benefits and unlimited access to articles, Become a Member. Already a Member? Sign in. Advertising Age Article Abstract Vitamin Industry Still Looks Undernourished Months After Harsh Studies Price-Focused Walmart and Online Players Gain, But Multivitamins Sluggish By Jack Neff, Published on August 18, 2014 0 Want more Access, Content & Connections? Upgrade to Membership. We are glad you are enjoying Advertising Age. To get uninterrupted access and additional benefits, become a member today. Become a Member Already a member? Log in.