A renowned researcher from Harvard, Dr.Nick Norwitz, has claimed that mango, grapes and jackfruit may be harmful to health because of high fructose content – a natural sugar that can affect metabolism and increase the risk of weight gain.
Why are these fruits controversial?
Dr. Norwitz argues that fruits with high fructose level can cause damage to the small intestine and liverHe emphasizes that not all fruits are the same, and that their impact on health depends on nutritional content and how sugar is metabolized.
1. Mango – The fruit with the most fructose
A large mango contains about 30 grams of fructose, while an average apple only has 12.5 grams.
Previous studies have suggested that excessive fructose consumption can I increase the risk of obesity and some types of cancerand colorectal cancer.
However, the study linking fructose to cancer was conducted in mice using processed fructose syrup, which is different from the natural fructose found in fruits.
On the contrary, American Heart Association emphasizes that mango is a excellent source of vitamins A and C, fiber and antioxidants, who are useful for preventing colon cancer, heart disease and weight control.
2. Jackfruit – Possible effect on blood sugar levels
Jackfruit has about 15.2 grams of fructose per cup, which is twice the fructose in blueberries.
This fruit has become very popular as vegan alternative to meatBy people with diabetes or those who have unstable blood sugar levels should avoid it.
A 2021 study found that Jackfruit extract can increase insulin production and significantly lower blood sugar., which can cause dizziness, chest pain, up to brain damage in extreme cases.
However, jackfruit is also rich in vitamin C and contains flavonoids that help in prevention of cancer cells.
3. Grapes – Can cause digestive problems
Regardless of color, Grapes have about 12.3 grams of fructose per cup., which is twice the amount of fructose in a banana.
Excessive consumption of grapes can cause:
However, other studies have shown that Grapes are beneficial for heart health and improving memory..
Fruits with less fructose – Healthier alternatives
If you want to reduce your fructose intake, experts recommend consuming:
✅ blueberries
✅ Kiwi
✅ Citrus fruits (oranges, lemons, grapefruits)
✅ Avokado
✅ OLIVES
✅ Coconut
According to United States Department of Agriculture (USDA), adults should consume 1.5 to 2 cups of fruit per day to benefit nutritional values without overdoing it with natural sugar.
conclusion
📌 Mango, grapes and jackfruit have high fructose content., which can affect metabolism and cause weight gain when consumed in large quantities.
📌 Mango and jackfruit can be problematic for diabetics, while Grapes can cause digestive upset..
📌 Fruits are essential for health, but it is important to a balanced variety of them is consumed.
Should you avoid these fruits completely? Jo! By consume in moderation and make sure to include different sources of fruit in your diet. 🍏🍊🍓 /GazetaExpress/
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