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Getting to Know “Dok Chomchan”: A Low-Calorie, High-Fiber Local Vegetable That Helps Relieve Constipation

Food17 Aug 2026 08:30 GMT+7

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Getting to Know “Dok Chomchan”: A Low-Calorie, High-Fiber Local Vegetable That Helps Relieve Constipation

"Dok Chomchan" also known as Moonflower or Sawang Arun flower is a plant in the morning glory family popular among health-conscious consumers for its sweet, crisp taste. It can be used in a variety of dishes and is highly nutritious. This local vegetable is not only enjoyed as food but also valued for its medicinal properties in supporting digestive health.

5 Health Benefits of Dok Chomchan for the Body

Eating Dok Chomchan offers multiple health benefits as follows:

1. Aids digestion and relieves constipation

The most prominent benefit of Dok Chomchan is its role as a "mild laxative" due to its high dietary fiber content. It stimulates bowel activity and supports the digestive system, making it ideal for those suffering from chronic constipation.

2. Low in calories

Dok Chomchan is a low-energy vegetable, suitable for those managing their weight. It also helps increase satiety during meals, making it a good choice for controlling food intake and maintaining a healthy weight.

3. Supports eye and nervous system health

Dok Chomchan contains vitamin A and beta-carotene, nutrients that contribute to vision and eye health, especially in low-light conditions. It also includes various B vitamins that aid nervous system and brain function.

4. Contains antioxidants

Rich in vitamin C and flavonoids, Dok Chomchan acts as an antioxidant to slow cellular aging, strengthen the immune system, and enhance skin radiance.

5. Relieves stress and promotes restful sleep

With its cooling properties that reduce body heat, consuming Dok Chomchan dishes at dinner can help relax the body, reduce fatigue, and improve sleep quality.

Precautions: How to safely consume Dok Chomchan

Although Dok Chomchan contains beneficial nutrients, it should be thoroughly washed and cooked before eating. Raw consumption, especially parts containing white sap, is not recommended as it may cause irritation or digestive issues in some people.

Recommendations
Proper handling practices
Removing componentsRemove male stamens and flower stems before washing.
CleaningWash off all white sap completely with clean water.
CookingAlways cook with heat until fully done, such as blanching or stir-frying.

Recipe ideas using "Dok Chomchan"

Dok Chomchan can be used in various dishes. The buds are commonly used for simple recipes such as stir-fried Dok Chomchan with oyster sauce, blanched Dok Chomchan with chili dip, sour curry, or spicy soup. Its crisp texture and mild taste make it versatile for many Thai dishes.