As of January 23, 2020, raisins cost about $40 a pound.

Raisins have a low water content, making them easy to transport and store. The predominant dried grape around the world is the green, non-nucleated variety, Nucleated White, with other dried varieties being White Rosé and Black Corinthian.

Because of the raisin production of grape varieties and the origin of the climate requirements are very strict, so the grape raisin is only distributed in the United States in California, Turkey, Iran, and China's Xinjiang and other parts of the grape-producing areas.

Expanded Information:

The nutrients in raisins come from grapes, which inherit a variety of antioxidant effects. Grapes in the process of drying there are material components of the concentration, but also substances due to oxidation and other reasons for the decomposition and transformation.

Raisins are a nutritious natural carbohydrate food source. According to Apfel's research, per 400kJ calories of raisins in the sugar, fiber, protein and carbohydrate content of 80, 6.4, 3.2, 6g, mineral content of 32mg sodium, 952mg potassium, 68mg calcium, 44mg magnesium, 136mg phosphorus, 8μg folic acid.

Reference:

Baidu Encyclopedia --- raisins

Reference:

People's Daily Online --- Carrefour raisins 18 yuan for a catty Walmart 48 yuan