Organic Kelp Powder ~ 100% Premium Botanical name: Ascophyllum Nodosum Choose from size 1 oz to 16 oz. Kelp is a type of brown seaweed harvested from the cold waters of the Atlantic Ocean. Although the plant lacks a root system, it manages to set perch on the rocky terrain of the ocean floor with a foot-like apparatus appropriate called a holdfast. For this reason, kelp is also commonly known as rockweed.Like other seaweeds, kelp is sometimes referred to as a “super food” (or superfood) because it is highly nutritious. In fact, it’s an excellent source of amino acids as well as minerals, including calcium and iodine. *Please Note: we offer Free Shipping USPS First Class. If you wish to expedite shipping, please select shipping option USPS Priority Shipping. Thank you ~