1, fruit color difference: the appearance of red heart grapefruit is not much different from that of ordinary grapefruit. The main difference is a yellow heart and a red heart. Because the pulp of grapefruit with red heart is rich in β -carotene and lycopene, the pulp is red, which is almost the same as that of grapefruit with yellow heart.

2. From the nutritional point of view: Red heart grapefruit is slightly more nutritious than yellow heart, because β -carotene can be converted into vitamin A, and lycopene has antioxidant effect.

Extended data:

Nutritional value:

1. Grapefruit is rich in nutritional value. It contains a lot of nutrients, including protein and organic acids needed by human body. It also contains essential trace elements such as vitamins, calcium, phosphorus, magnesium and sodium.

2. Grapefruit contains potassium, a natural trace element necessary for patients with hypertension, and almost contains no sodium, so it is the best diet fruit for patients with cardiovascular and cerebrovascular diseases and kidney diseases.

3. Modern medical research has found that grapefruit meat is rich in vitamin C and insulin-like components, so it has the effects of lowering blood sugar, reducing blood fat, losing weight and beauty beauty. If eaten regularly, it has an auxiliary therapeutic effect on diseases such as diabetes and arteriosclerosis, and has the effect of strengthening the body and caring skin for obese people.

4, grapefruit contains a lot of vitamin P, which can strengthen the pores of the skin and quickly repair the skin tissue, and it contains very low calories, which is very suitable for friends who lose weight and beauty, and it is also a natural beauty. It is very suitable for eating grapefruit in autumn, which can supplement nutrition and resist autumn dryness.

5. Pectin in grapefruit can not only reduce the level of low density lipoprotein, but also reduce the damage of arterial wall.

References:

Baidu encyclopedia grapefruit