Pitaya is red because it contains beet red pigment, which has strong antioxidant capacity, which is 2-3 times higher than that of vitamin C.

White-hearted pitaya also contains anthocyanin, an antioxidant substance, so overall, there is little difference in nutrition between the two. If you like sweet taste, buy red dragon fruit. If you want more affordable and low calorie, buy white dragon fruit.

Judging from the composition of nutrients, whether it is white-hearted pitaya or red-hearted pitaya, the types of nutrients contained in it are almost the same, and nutrients such as water, vitamins, mineral elements, organic acids and dietary fiber exist in it, and the difference is not obvious.

2. The benefits of kiwifruit

The content of vitamin C in red-heart kiwifruit is higher than that in green kiwifruit, and the content of flavonoids also ranks first in tricolor kiwifruit. At the same time, the price will be higher than that of green-hearted kiwifruit.

Extended data

1 Many people think that pitaya is rich in procyanidins because of its "red color", which is helpful to anti-aging and enhance the body's immunity.

2. Pitaya does contain proanthocyanidins, but this substance only exists in the epidermis of Pitaya; The reason why the pulp of red pitaya is red is because it contains a certain amount of "betacyanin".

3. After kiwi fruit was brought to New Zealand, it was renamed kiwi fruit, but the name was different. As for the reason, the original Chinese name of Kiwi fruit, China gooseberry, was brought to New Zealand by a New Zealand female teacher in 1904, and was renamed as "Kiwi fruit" by the fruit merchant.

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