Liver Health Benefits
The primary benefit of Hovenia dulcis tea lies in its liver-protective properties, supported by its rich content of hepatoprotective compounds. The fruit of the Hovenia dulcis tree is rich in bioactive compounds such as polysaccharides, flavonoids, and saponins. These components protect hepatocytes and bolster the liver’s detoxification processes. A clinical study showed that participants who consumed Hovenia dulcis fruit extract for 12 weeks experienced a decrease in gamma-glutamyl transferase (GGT)—an enzyme marker of liver stress—from an average of 67 to 47. This improvement is particularly beneficial for individuals experiencing symptoms of liver dysfunction, such as fatigue or loss of appetite.
Proven Hangover Relief
Long celebrated as a remedy for “suppressing the effects of alcohol,” Hovenia dulcis tea’s hangover-relieving properties have been substantiated by modern research. Studies show that the tea enhances the activity of alcohol dehydrogenase (ADH) by 20-30%, accelerating alcohol metabolism. It also helps reduce blood alcohol concentration and acetaldehyde levels—a toxic byproduct of alcohol breakdown known to cause hangover symptoms. According to a 2024 study published in an SCI-indexed journal, participants who consumed Hovenia dulcis tea experienced a 12.9% reduction in blood alcohol levels and a 61.5% alleviation of gastrointestinal discomfort associated with hangovers.
Powerful Antioxidant Properties
Hovenia dulcis tea is packed with antioxidants, including flavonoids and polyphenols, which neutralize free radicals, curb cellular aging, and reduce inflammation. These compounds also help prevent DNA damage, offering potential benefits for skin health, immune function, and the prevention of age-related diseases. The tea’s antioxidant effects are linked to a reduced risk of chronic conditions such as cancer, diabetes, and cardiovascular disease, making it a valuable addition to the diets of middle-aged and older adults seeking long-term health maintenance.
Support Blood Sugar and Blood Pressure
The saponins and polyphenols in Hovenia dulcis help reduce insulin resistance and suppress blood sugar spikes. Additionally, these compounds promote vasodilation, contributing to lower blood pressure. This makes Hovenia dulcis tea a promising option for individuals with metabolic syndrome, characterized by concurrent type 2 diabetes and hypertension.
Weight Management and Fat Breakdown
Hovenia dulcis tea contains betulin, a compound that promotes fat breakdown and inhibits fat accumulation. By reducing fat cell size and boosting metabolic rate, the tea supports weight loss efforts. Its mild diuretic properties may also help alleviate fluid retention and reduce edema. Research suggests that regular consumption may aid in preventing hyperlipidemia and improving lipid metabolism, offering a natural adjunct for weight management.
Brewing Tips for Maximum Benefit
Brewing Hovenia dulcis tea at home allows for a pure, additive-free experience and easy customization with complementary ingredients. For a light infusion, steep 3 grams of Hovenia dulcis fruit in hot water (above 90°C) for 2-3 minutes. The tea can be reused 3-5 times. For a richer brew, simmer 20 grams of the tree’s stem in 2 liters of water over low heat for at least 30 minutes with the lid off. Be sure to remove the yellow inner bark, as it may contain potentially harmful compounds.
Drinking Hovenia dulcis tea before or after alcohol consumption enhances its hangover-preventive and -relieving effects, while regular intake on an empty stomach supports liver detoxification. For added flavor, consider brewing with jujube or licorice.
Notably, studies suggest that Korean-grown Hovenia dulcis, cultivated in optimal climate and soil conditions,contains up to three times the concentration of bioactive compounds compared to imported varieties.
Precautions Before You Sip
While Hovenia dulcis tea supports liver health, individuals with severe liver impairment or significantly elevated liver enzyme levels should avoid it or consult a healthcare provider before use. Those taking anticoagulants or antidiabetic medications should also seek medical advice due to potential drug interactions.
According to traditional medicine principles, the tea’s ‘cooling nature’ may lead to abdominal discomfort or digestive sensitivity in individuals with poor circulation or a cold constitution. Pregnant women should avoid excessive consumption, as certain compounds may stimulate uterine contractions, potentially affecting pregnancy. For those awaiting surgery, discontinuing the tea at least two weeks prior is recommended to avoid potential effects on blood clotting.
Overconsumption may lead to side effects such as diarrhea, abdominal pain, vomiting, or allergic reactions. A daily intake of 1-2 cups is generally considered safe and effective, though individual tolerance may vary.
The Aesthetic of the Perfect Brew
When brewed lightly, Hovenia dulcis tea yields a clear, amber hue. A longer, more intense steeping produces a deep, reddish color, reflecting its robust flavor and potent bioactive compounds.
Haeun Oh, HEALTH IN NEWS TEAM
press@hinews.co.kr
