Supplement Warehouse, Atlanta

Not much more than a well-stocked closet, this no-nonsense outlet is a favorite with local bodybuilders and health nuts. It offers all sorts of healthy mixes for the body and mind, from weight-gaining formula to energy drinks to protein and carbohydrate dietary supplements. The prices might surprise you, too: while not exactly wholesale, they will have you paying a lot less than you would at the big-name national nutrition chains.