Watermelon, pineapple, cantaloupe and papaya should not be eaten when losing weight. Mainly because their gi values are among the highest among fruits. Eating is equivalent to eating a small bowl of rice ~
There are also fruits with more sugar content. For example, durian, cherries and mangoes. These fruits will produce high calories because of the soup they contain, so you should never eat them when you lose weight.
You can download a mint app yourself. You can look up the gi values of all the foods and choose the fruits according to the table, so there will be no mistakes.