1. Watermelon
The water content in watermelon makes up over 94%, yet it also contains a significant amount of sugar. The sweetness of the sugar accounts for only 5%, so the caloric value in watermelon is quite high, with a calorie content of 250 kcal/kg. This means that if you consume a watermelon weighing around 400-500 grams each day, you will intake approximately 1000-1250 kcal. For reference, a small bowl of pho contains about 200 kcal, so eating a watermelon is equivalent to having five bowls of pho. You can also enjoy a glass of watermelon juice after each meal to effectively support weight gain.
Watermelon, as many know, is a hydrating fruit packed with vitamins, making it a popular choice, especially during hot summer days. While it is low in calories, it provides many essential vitamins for the body and skin, such as Vitamin C, A, B1, B5, B6, Potassium, Magnesium, and antioxidants like Carotenoids, Lycopene, Cucurbitacin E…


2. Dried Dates
Dates are a fruit that contains the highest sugar content among all fruits, with 60-65% of the fruit being sugar. Due to this, dates are considered a highly nutritious and energy-boosting fruit. Including this fruit in your diet can help you gain weight effectively.
By consuming 5 dates, you can acquire 114 calories. Additionally, dried dates are rich in vitamins and minerals that contribute to enhancing your health. Research indicates that dried dates are packed with Vitamin A, K, B vitamins, fats, and minerals such as iron, potassium, magnesium, and phosphorus, all of which aid in improving overall health, fighting oxidation, boosting energy levels, and strengthening immunity. Dates are excellent for people who are exhausted from physical work, those who are weak or recovering from illness, as well as children who are underweight and picky eaters. Including dried dates in your diet is also a great way to support heart health, as dates help eliminate bad cholesterol from arteries, while the potassium content supports heart health and stabilizes blood pressure.


3. Grapes
Grapes are highly nutritious, with Vitamin K being particularly important for promoting strong bone development. This fruit also supports the growth of healthy cells and aids in the body's blood clotting function. However, grapes contain less fiber compared to other fruits. According to research from nutrition experts, 100g of grapes provide 66kcal and a wealth of nutrients, making them an excellent source of energy and essential for the body, especially for those looking to gain weight.
Grapes contain several key components such as: protein, potassium, sodium, vitamin A, B, and others that are vital for the body. Additionally, the anthocyanins and proanthocyanidins found in grapes help prevent and inhibit cancer-causing agents. Grapes also contain resveratrol, which has anti-inflammatory properties, making them beneficial for cancer prevention.
Furthermore, if you suffer from migraines due to lack of sleep, changing weather, or chemical imbalances in your body, the antioxidants in grapes can help reduce migraine symptoms. Therefore, drinking a glass of fresh grape juice every morning can be an effective way to alleviate migraine pain.


4. Dried Fruits
Did you know that all types of dried fruits, including raisins, almonds, cashews, and more, are packed with saturated fats and calories? These dried fruits can significantly contribute to weight gain. If you’re looking to gain weight quickly, it’s a great idea to incorporate dried fruits into your daily diet.
All types of dried fruits undergo a dehydration process through various drying techniques, removing all water content. As a result, dried fruits become a highly concentrated source of nutrients and energy despite their small volume. Studies estimate that dried fruits contain 3-5 times the nutritional content of fresh fruits. Due to their high energy content, they are among the best options for those looking to add more fruit to their meals.


5. Sapodilla
Sapodilla, known for its natural sweetness, is a favorite fruit among many people. Including this fruit in your daily diet can help you increase your body weight. Sapodilla contains a good amount of calories, glucose, fiber, along with essential vitamins and minerals that the body needs. Apart from eating it fresh, you can blend sapodilla into smoothies with milk or yogurt to provide additional energy to your body.
Consuming a lot of sapodilla can lead to weight gain. The nutrients in sapodilla include calories, fats, fiber, calcium, iron, protein, sodium, phosphorus, potassium, ascorbic acid, beta-carotene, and more. Moreover, eating sapodilla increases appetite, making you feel more satisfied and able to eat larger quantities of food, storing more calories in your body. For individuals who are underweight, consuming 3-5 ripe sapodillas a day can help you gain weight in a short period. Also, for older adults and children facing digestive issues, eating sapodilla can improve digestive health.


6. Durian
Durian is a tropical fruit famously known as the king of fruits. Due to its rich nutritional content, eating durian can bring many health benefits such as helping underweight individuals gain weight, enhancing digestion, protecting the heart, and supporting a healthy pregnancy. Its remarkable nutritional value and unique flavor make durian an appealing choice for food lovers worldwide.
One durian contains over 350 calories and 13g of fat. Fortunately, the fat in durian is the beneficial kind, so there's no need for concern. Durian is also among the fruits with a high vitamin C content. Consuming ample vitamin C helps combat illness, heal wounds, lower cholesterol, and improve blood circulation. Additionally, the B vitamins in durian are great for your health, helping to control free radicals, prevent aging, and reduce the risk of heart disease. Vitamin B also boosts HDL (good cholesterol) and serotonin – a compound that improves mood and alleviates symptoms of depression.
Moreover, as durian is rich in essential micronutrients, it provides vital vitamins such as thiamine (which is associated with Alzheimer's disease). Consuming durian in moderation helps older adults replenish the nutrients they may lack in their bodies.


7. Longan
Among all the diverse fruits, longan remains one of the most popular choices. It is loved not only for its subtly sweet taste, which makes it easy to enjoy, but also for its highly nutritious content. Water makes up the largest proportion of the longan fruit. According to analysis, 100g of fresh longan contains 86.3g of water. Since the human body is about 70% water, consuming longan can help replenish natural and healthy hydration.
Furthermore, vitamins are an essential component in every fruit. Longan is rich in vitamin C, B1, and B2, which benefit the development of skin, hair, and nails. For every 100g of fresh longan, you will get 58mg of vitamin C, 0.03mg of vitamin B1, and 0.14mg of vitamin B2. Notably, longan is also known for its effectiveness in supporting the treatment of neurological conditions. Due to its rich nutritional profile and mildly sweet flavor, it can help reduce stress, fatigue, and tension. As a result, it lightens the load on the nervous system and promotes a sense of well-being.
Experts suggest that while fruits can be consumed at any time, whether before or after meals depends on the individual’s condition. For those with weak health or malnutrition who need to gain weight, it is not advisable to eat fruits before meals as they might reduce appetite for the main meal.


8. Avocado
When compared to other fruits, avocados stand out for their high content of monounsaturated fats and protein, which is nearly as high as milk. Eating one avocado provides 370 calories to the body. Additionally, the vitamins and minerals present in avocados support overall health and contribute to reducing the risk of conditions like cancer and joint issues. Recipes like avocado smoothies or mashed avocado are fantastic options to help you gain weight quickly and effectively.
Avocados are rich in monounsaturated fatty acids that support easy metabolic function. Furthermore, avocados contain a wealth of other nutrients such as potassium, vitamins A, B, C, folic acid, calcium, fiber, and starch. These benefits make avocados an excellent choice for maintaining your health, especially for those looking to gain weight.
With avocado, you can eat it at any time without harming your body, though it’s best to choose the right moment based on your specific goals. Because of its high calorie content, consuming too much avocado could lead to an increase in calories and subsequently promote weight gain.


9. Banana
Bananas are an ideal choice for your weight-gain meals due to their composition, containing over 75% water and essential minerals such as iron, potassium, and sodium. Consuming a banana will provide approximately 17g of sugar, making bananas a powerful tool to effectively gain weight. You can enjoy bananas after breakfast, lunch, or as a snack.
Bananas are an excellent fruit for weight gain. Not only are they beneficial for your health, promoting lean muscle mass without fat accumulation, but the balanced and nutritious content of bananas makes them a perfect option for those looking to gain weight and even for those aiming to lose weight if eaten in moderation.
For effective weight gain, it’s recommended to eat bananas after your main meals. You can blend or juice them to enhance the variety and taste. The best time to eat bananas is 30 minutes to 1 hour after meals, as it helps stimulate stomach acid production and improves digestion.


10. Ripe Mango
The enticing aroma and flavor of mangoes make them a beloved fruit among many. Mangoes are rich in vitamins A and C, and notably, they also contain a high calorie count. On average, one mango delivers around 100 calories to your body. If you're aiming for successful weight gain, don't overlook ripe mangoes in your daily weight gain diet. Ripe, golden mangoes are an excellent option for those looking to gain weight quickly because, compared to green mangoes, ripe ones have a higher sugar content, helping you gain weight faster.
In 200-250g of ripe mango, you can consume up to 145 calories, which is roughly equivalent to a bowl of rice. Additionally, ripe mangoes contain a type of protein that helps break down fatty acids and convert them into energy. Even without eating rice, eating plenty of ripe mangoes can still lead to weight gain.
Furthermore, mangoes are packed with vitamin A, which keeps your hair soft, smooth, and strong from root to tip. This fruit also contains a wealth of vitamin C, a vital nutrient that promotes healthy skin and prevents conditions like peeling or cracking skin.


