Quercetin Dihydrate
Quercetin Dihydrate from Greatlife is a powerful supplement that supports the body’s natural defense and helps reduce inflammatory reactions. It contains pure Quercetin Dihydrate, a potent antioxidant that helps protect cells from oxidative stress and supports the function of the immune system. Quercetin Dihydrate is a pure supplement, free from additives, toxins, and artificial substances.
- Stable and bioavailable form of Quercetin
- Quercetin is a flavonoid found in fruits and vegetables
- Supports the function of the immune system
- Dairy-free, soy-free, sugar-free, gluten-free, and GMO-free
- Free from artificial sweeteners, colorants, preservatives, hydrogenated oils, corn syrup, and magnesium stearate
- Dark glass jar free from BPA, phthalates, and other hormone-disrupting chemicals
- Manufactured under HACCP standards in the EU
- Suitable for vegans and vegetarians
- Fast delivery (2–4 days)
- Free shipping over €59
- In stock
Quercetin Dihydrate
Quercetin Dihydrate from Greatlife is a powerful supplement that supports the body's natural defenses and health. Quercetin Dihydrate is a potent antioxidant that helps protect cells from oxidative stress, supports the immune system, and contributes to reducing inflammatory reactions in the body. It is a pure supplement, free from additives, toxins, and artificial substances.
Quercetin Dihydrate is particularly known for its positive effects on supporting the airways and reducing inflammatory processes, making it useful for allergies or when there is a need to strengthen the body's response to external stressors. By reducing oxidative stress, Quercetin Dihydrate helps protect the body's tissues and cells, contributing to long-term health and well-being.
Biologically, Quercetin Dihydrate works by neutralizing free radicals and reducing inflammation at the cellular level. It also supports vascular health and may contribute to strengthening the immune system by modulating the immune response.
Studies have shown that Quercetin Dihydrate can help reduce symptoms of allergies, inflammatory conditions, and provide general protection against cell damage caused by free radicals. Quercetin Dihydrate is an effective supplement for those looking to support their immune system and promote overall good health.
Quercetin Dihydrate from Greatlife is a reliable and effective supplement that provides both immune system support and antioxidant protection against oxidative stress, with a clean and efficient formula free from unnecessary additives.
Quercetin of the highest quality
This supplement is free from dairy, soy, sugar, gluten, and GMOs, as well as artificial sweeteners, colorants, preservatives, hydrogenated oils, corn syrup, and magnesium stearate. It comes in a dark glass jar that is free from BPA, phthalates, and other hormone-disrupting substances. The manufacturing process follows HACCP standards in the EU, and the product is suitable for both vegans and vegetarians.
| Content per daily dose (1 capsule) | % of DRI | |
|---|---|---|
| Quercetin Dihydrate (Sophora Japonica) | 125 mg | * |
DRI = Daily Reference Intake
* DRI not established
Other ingredients
Microcrystalline cellulose (filler), vegetable capsule (hydroxypropyl methylcellulose).
Dosage
Take 1 capsule daily, preferably with a meal containing fat. If you have difficulty swallowing, the capsule can be opened and the contents sprinkled on food or in a drink that is consumed directly.
Note
The recommended daily dose should not be exceeded. Keep out of reach of children. Supplements should not be used as a substitute for a varied diet. It is important to maintain a balanced diet and a healthy lifestyle. Store in a dry and dark place at room temperature. Never place supplements in direct sunlight, in a damp environment, or near a heat source. Consult your doctor before use if you are pregnant, breastfeeding, or have a medical condition. Store in a cool and dry place. Manufactured in the EU. Close the jar tightly.
When does the effect of Quercetin dihydrate become noticeable?
The effect can be noticed within a few days to weeks, depending on the purpose. In cases of allergic issues or inflammation, improvement can often be felt within the first week, while the long-term antioxidant and immune-boosting effects build up gradually with regular use.
What is Quercetin dihydrate?
Quercetin dihydrate is a natural plant flavonoid found in onions, apples, berries, and green tea, among others. It acts as a powerful antioxidant and bioactive plant compound with anti-inflammatory, antiviral, and immune-boosting properties. Quercetin is particularly valued for its ability to protect cells against oxidative stress and to support the body's natural defenses against allergies, inflammation, and viruses.
How does Quercetin dihydrate work in the body?
Quercetin works by neutralizing free radicals and reducing oxidative stress, which helps protect cell membranes, DNA, and proteins from damage. It also affects several important inflammatory signaling pathways and may inhibit the release of histamine, making it particularly interesting for individuals sensitive to pollen, dust, or other allergens. Additionally, quercetin has been shown to support mitochondrial function, improve circulation, and contribute to better energy production in the cells.
Why is Quercetin dihydrate used as a supplement?
Although quercetin is naturally found in many foods, the amounts are often too low to achieve a therapeutic effect. Supplementing with Quercetin dihydrate allows for higher and more stable levels in the body, which can provide noticeable health benefits. This form has high bioavailability and is water-soluble, making it easier for the body to absorb compared to other forms of quercetin.
What health benefits does Quercetin dihydrate have?
Research shows that quercetin may support the immune system, reduce inflammatory processes, and protect against oxidative stress. It is often used to alleviate allergic symptoms, reduce fatigue during infections, and support cardiovascular health by improving blood vessel function. Quercetin has also been shown to strengthen cells' defenses against viral infections, especially in combination with vitamin C and zinc, and contribute to a more balanced immune response during stress or illness.
How does Quercetin dihydrate affect allergies and the immune system?
Quercetin acts as a natural antihistamine by stabilizing mast cells, which causes them to release less histamine – the substance that causes itching, sneezing, and swelling during allergic reactions. At the same time, it strengthens the regulatory function of the immune system and may help reduce overreactions without suppressing the body's natural defenses. This makes quercetin a popular choice during pollen and allergy season, or in cases of chronic inflammatory conditions.
Who can benefit from taking Quercetin dihydrate?
Quercetin may be particularly valuable for individuals looking to support their immune system, reduce inflammation, alleviate allergic issues, or protect cells against oxidative stress. It can also be beneficial for athletes, as its antioxidant properties help the body recover faster after physical exertion and reduce muscle damage caused by free radicals.
How should Quercetin dihydrate be taken?
The recommended dose is one capsule daily, preferably with a meal that contains fat, as fat enhances the absorption of quercetin. If there are difficulties swallowing capsules, the capsule can be opened and the contents sprinkled on food or mixed into a drink that is consumed immediately. For optimal effect, quercetin can be combined with vitamin C and zinc, which increases its bioavailability and immune-supporting effects.
Are there any side effects with Quercetin dihydrate?
Quercetin dihydrate is very well tolerated and safe at the recommended dose. A few individuals may experience mild stomach discomfort if taken on an empty stomach, which can easily be avoided by taking the capsule with food. There are no known negative interactions with common dietary supplements at normal dosing.

