You can find unsalted sunflower seeds at major national retailers like Walmart and Target , specialized health food stores such as Sprouts Farmers Market , and through dedicated online bulk suppliers like Nuts.com . Prices typically range from around for consumer-sized bags, while larger 25-pound bulk cases can cost between $37 and $125 depending on whether they are shelled or organic. Where to Shop by Category 1. In-Store Grocery Retailers Unsalted Shelled Sunflower Seeds - Walmart