Goji berries, called kỷ tử in Vietnamese, are small dried fruits used in warm drinks, soups, and desserts throughout parts of Asia. They have a gently sweet taste and bright red-orange color, making them easy to recognize in a pot of soup or a glass of tea.
People often search for “goji berries benefits.” A useful answer begins by separating what is known about their composition from what has actually been demonstrated in human health studies.
What Are Goji Berries?
Goji berries commonly come from plants in the Lycium genus, including Lycium barbarum and Lycium chinense. Dried berries are sold as food ingredients and are also described in traditional East Asian herbal texts. Names such as “Ningxia goji” refer to a claimed geographic origin, which should be supported by supplier documentation rather than inferred from color or size.
What Nutrients and Plant Compounds Do They Contain?
Research reviews describe carotenoids (including zeaxanthin), polysaccharides and other plant compounds in goji berries. These compounds are scientifically interesting, but identifying them in a fruit is not the same thing as proving that eating that fruit treats poor vision, diabetes or an immune disorder.
For a scientific overview, see this 2026 review of goji berries and their food applications.
Three Easy Ways to Use Dried Goji Berries
1. Goji berry tea
For a simple warm drink, inspect and rinse food-grade dried berries as directed on their packaging, then steep them in hot water until the flavor develops. Some people enjoy eating the softened berries afterward. Any recommended serving quantity should come from the specific product label and your individual dietary needs.
2. Chicken and lotus seed soup
Goji berries offer a gentle sweetness alongside lotus seeds, red dates and shiitake mushrooms. In some recipes they are added during the later stages of cooking to preserve their texture. See our Vietnamese herbal soup guide for ideas.
3. Sweet soups and warm grain bowls
Dried goji can be combined with lotus seeds, grains and fruit for a home-style dessert or breakfast bowl. If you are managing blood glucose, remember that dried fruit contributes carbohydrates; plan portions in the context of your overall eating plan.
Are Goji Berries Proven to Improve Eyesight?
Goji berries contain carotenoids that are relevant to nutrition research. However, claims that an ordinary serving of dried goji treats blurry vision, prevents eye disease or reverses age-related changes are not established for individual retail products. Treat any dramatic “cure” promise with caution.
Important Safety Note: Warfarin
Published medical case reports describe increased anticoagulant effects and bleeding in some people taking warfarin after consuming goji-containing products. This does not mean every serving will cause a problem, but it is a good reason to ask the prescribing clinician before adding goji juice, tea or supplements to a warfarin regimen. See this published case report for details.
People who are pregnant, have significant medical conditions, take several medicines or experience allergies should also seek individualized advice before using concentrated botanical preparations.
How to Choose Dried Goji Berries
- Look for a clear ingredient list and declared net weight.
- Check whether the seller identifies the botanical species and country or region of origin.
- Inspect the package for damage, unusual moisture or signs of spoilage.
- Keep the berries sealed and dry after opening, following the label's storage directions.
Frequently Asked Questions
Are goji berries the same as red dates?
No. Goji berries are small fruits from Lycium plants; red dates are jujubes. They taste and cook differently.
Can goji berries replace medicine?
No. Goji is a food ingredient and should not replace prescribed care or medicine.
Can I cook with goji berries every day?
Use them as you would another dried fruit, taking account of portion size and medical circumstances. If you take warfarin, get professional advice before regular use.
Discover other familiar ingredients in our An Diệp Đường collection and learn about the traditions behind Vietnamese herbal cooking.
Educational content only. Information about an ingredient is not a medical claim for any An Diệp Đường product.