Is the sugar content of watermelon high?
Sep 18, 2025
Source: Cainiu Health
Dr. Yu Yongchao
Introduction
Overall, the sugar content of watermelon typically ranges between 5% and 8%, which is relatively low compared to fruits like grapes and lychees that often exceed 10% sugar content. The sugars in watermelon are primarily fructose and glucose, both of which are rapidly absorbed and can quickly replenish energy, making watermelon a suitable choice for moderate consumption after exercise.
Generally speaking, watermelon has a moderate sugar content. The sugar level can vary depending on the variety and ripeness, so it is not necessarily a high-sugar fruit. Detailed analysis is as follows:
Overall, the sugar content of watermelon typically ranges between 5% and 8%. Compared to fruits like grapes and lychees, which often exceed 10% sugar content, watermelon falls within a relatively low range. The primary sugars in watermelon are fructose and glucose, both of which are quickly absorbed and provide rapid energy replenishment, making watermelon suitable for moderate consumption after exercise.
However, certain special varieties or fully ripe watermelons may have sugar levels approaching or even exceeding 10%. Additionally, watermelon has a water content of over 90%. When large quantities are consumed, the total accumulated sugar intake can increase significantly, potentially leading to excessive sugar consumption. This is why some people perceive watermelon as being high in sugar.
To assess how watermelon affects an individual, one should consider both portion size and personal health conditions. Daily consumption should be moderated to avoid excessive intake at one time. Individuals with elevated blood glucose levels should be particularly cautious, monitoring their blood sugar after eating watermelon or consulting healthcare professionals for dietary advice.
