Blue food includes blueberries, butterfly bean curd, blue shrimp and indigo fruit.

1, Blueberries: Blueberries are also called toast and black bean trees. Its fruit is rich in nutrition and contains a lot of anthocyanins, and it is also one of the five healthy fruits jointly recommended by FAO.

2, butterfly bean curd: bean curd, also known as blue butterfly, is mainly distributed in Chiang Mai, Thailand and other places. Its petals can be used not only for dyeing, but also for eating. Generally, it can be used to make tea or blue food.

3. Blue shrimp: Blue shrimp, also known as Brunei blue shrimp and angel blue shrimp, is mainly distributed along the Pacific coast of Mexico. Its body is rich in natural astaxanthin, which is also one of natural antioxidants.

4. Lonicera edulis: Lonicera edulis is mainly distributed in Heilongjiang Province. Its shape is oval, its appearance is blue and black, and its taste is sweet and sour. It can not only be made into drinks and other foods, but also has high medicinal value.

The above is Bian Xiao's sharing, and I hope it will help everyone.