Eating persimmons properly to prevent bloating and constipation
Persimmons originate from East Asia and have been cultivated for thousands of years. With their distinctive sweet taste and eye-catching orange color, persimmons are popularly enjoyed fresh, dried, or prepared in various dishes.
Not only a familiar fruit, persimmon also provides vitamin A, vitamin C, potassium, fiber, and many antioxidant compounds. Consuming it in moderation can help supply nutrients for a balanced diet.
However, persimmons also contain certain compounds that can cause digestive discomfort if eaten in excess or when unripe.
Potential side effects of eating too many persimmons
Can cause bezoar formation and bowel obstruction
One of the notable concerns when eating persimmons, especially unripe or incompletely ripe ones, is the risk of food bolus formation in the digestive tract.
Persimmons contain tannins—which cause an astringent taste—along with pectin. When consumed in large amounts, especially by individuals with poor digestion, these components can increase the risk of forming gastric bezoars (masses in the stomach).
Assoc. Prof. Dr. Dang Quoc Ai, Deputy Head of the Department of General Surgery at National E Hospital, stated that tannins and pectin are abundant in persimmons, especially in the peel. These substances possess astringent properties on mucosal membranes and can affect bowel motility. If consumed improperly, foods high in fiber and indigestible components can increase the risk of digestive disorders, even causing bowel obstruction in some cases.
When symptoms such as severe abdominal pain, vomiting, abdominal bloating, or the inability to have a bowel movement occur, prompt medical attention is required.
Causes bloating, indigestion, and constipation
Tannins have astringent properties and can affect digestive tract activity. Eating too many persimmons, especially astringent ones, can cause some people to experience bloating, indigestion, or constipation.
Therefore, people with sensitive digestive systems should eat persimmons in moderation and opt for fully ripe fruits.
People with diabetes need to control portion sizes
Ripe persimmons contain natural sugars, so eating large quantities at once can increase carbohydrate intake.
People with diabetes or prediabetes should control portion sizes, count persimmons into their total dietary carbohydrate intake, and monitor blood sugar as guided by a doctor.
Kidney disease patients should be mindful of potassium levels
Persimmons contain potassium. While this is an essential mineral for the body, individuals with chronic kidney disease may need to monitor their dietary potassium intake due to impaired renal potassium excretion.
Hyperkalemia can cause serious complications, including cardiac arrhythmias. Therefore, patients with kidney disease should consult their doctor or dietitian regarding an appropriate intake of persimmons.
Allergic reactions may occur
Allergies to persimmons are uncommon, but they can still occur. Symptoms may include itching, hives, swollen lips, or difficulty breathing.
If shortness of breath, swelling of the face or throat, dizziness, or other severe signs occur after eating persimmons, immediate emergency medical care is required.
How to eat persimmons safely?
To enjoy the nutritional benefits of persimmons while minimizing the risk of digestive discomfort, keep the following in mind:
Choose ripe fruit: Prioritize soft, ripe fruits and minimize the consumption of persimmons that are still green or strongly astringent.
Do not eat too much at once: Portion sizes should match each individual's nutritional needs and health status.
Do not eat on an empty stomach: People with sensitive digestive systems should avoid eating persimmons when hungry.
Chew thoroughly: Chewing food thoroughly helps break it down into small pieces, supporting the digestive process.
Note for people with chronic conditions: People with diabetes, chronic kidney disease, the elderly with weak digestive systems, or those with a history of gastrointestinal surgery should consult a doctor when monitoring persimmon intake in their diet.
Young children should not be given too much persimmon at once. Choose ripe, soft fruit suited to their ability to chew and swallow.
Persimmons remain a nutritious fruit when eaten properly. The key is to choose ripe fruits, eat moderate portions, and consider your individual health condition to minimize any digestive discomfort.

