2. Grapefruit is rich in water and dietary fiber, and its sugar content is not high, accounting for only about 12.2% of the total substances. It is also a low-sugar fruit, and diabetics can eat it in moderation, but compared with strawberries, grapefruit has a higher sugar content.

3. Fruits with sugar content between 4% and 7%: watermelon, strawberry, melon, etc. Fruits with sugar content between 8%- 10%: pears, lemons, cherries, cantaloupes, grapes, peaches, pineapples, etc. Fruits with sugar content between 9%- 13%: apples, apricots, figs, oranges, grapefruit, lychees, etc. Fruits with sugar content above 14%: persimmon, longan, banana, bayberry, pomegranate, etc.