Arrowroot is a starchy tuber that comes from several tropical plants, primarily Maranta arundinacea. It is native to South America and the Caribbean but is now cultivated in many tropical regions worldwide. Arrowroot is valued for its culinary and medicinal properties. Here’s more information about it:

1. Starch Source: Arrowroot is primarily used for its starchy rhizomes or tubers. These tubers are harvested, washed, peeled, and then ground into a fine powder. This powder is what’s commonly referred to as arrowroot starch or arrowroot flour.
2. Culinary Uses: Arrowroot starch is a versatile ingredient in cooking and baking. It is often used as a thickening agent in sauces, soups, gravies, and puddings. Arrowroot starch has a neutral flavor and is gluten-free, making it suitable for people with gluten intolerance or celiac disease. It produces a clear, glossy finish when used as a thickener, which can be desirable in certain recipes.
3. Medicinal Uses: In addition to its culinary applications, arrowroot has historically been used for medicinal purposes. It has been used to soothe digestive issues such as diarrhea and upset stomach. Some traditional medicine systems also use arrowroot topically to alleviate skin irritations and inflammation.