The B-12 Store is now open for business inside Stonebriar Centre mall. The health store, which opened Dec. 4, focuses on the sale of injectable vitamins and wellness shots, including vitamin B12, vitamin B3, zinc and magnesium, as well as injectable weight-loss supplements. The B-12 Store is located 2601 Preston Road, Ste. 1262, Frisco. 469-920-8506. www.theb12stores.com