The B-12 Store, known for its injectable vitamins, will be opening a location inside Grapevine Mills at 3000 Grapevine Parkway, Ste. 325, Grapevine. An opening date is set for mid- to late July. The store offers shots for vitamins B12, C, D3, zinc, magnesium and more. It also offers weight-loss shots and immunity-boosting shots. The B-12 Store also has a location in Frisco. 928-600-4594. [email protected]