| Business | Phone |
| Cambridge Diet Plan Products 2171 San Luis Rd, Walnut Creek 94597 | (925) 932-3635 |
| Castus Low Carb Superstor 1946 Mount Diablo Blvd # A, Walnut Creek 94596 | (925) 943-1127 |
| General Nutrition Center 90 Broadway Ln, Walnut Creek 94596 | (925) 274-1110 |
| Max Muscle & Tanning 2071 N Broadway, Walnut Creek 94596 | (925) 947-3539 |
| Vitamin Adventure 1540 Newell Ave, Walnut Creek 94596 | (925) 930-7553 |