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Quercetin, ranking of market positions

Quercetin, which gives color to some fruits, technically belongs to pigments
Quercetin, which gives color to some fruits, technically belongs to pigments

Quercetin is a chemical compound from the group of flavonoids, which are mainly found in various plants. It is quercetin that gives color to some fruits, as it technically belongs to pigments. Compared to other flavonoids, this substance is most often found in the diet, and the interest of medicine in it is due to the exceptional characteristics and properties of quercetin. That is why it is produced as food additives. It is a strong antioxidant, protects the human body from the effects of free radicals, prevents the occurrence of allergies and can even stop the growth of cancer cells.


There are several variants of nutritional supplements with quercetin in the composition, since almost all of them have an affordable price and high quality, it is worth paying attention to other comparative characteristics of these drugs.



Quercetin Phytosomes, Thorne Research
Quercetin Phytosomes, Thorne Research

Quercetin Phytosomes, Thorne Research

Biosupplement Phytosome Quercetin from the manufacturer Thorne is produced in the form of capsules, 60 pieces of 250 mg of active substance each. The main difference of this drug is that in its composition quercetin is associated with phospholipids obtained from sunflower. This made it possible to create an ideal complex that is quickly absorbed by the human body. Absorption of active substances occurs in the intestine, it is recommended to take 2-3 capsules per day. Reception is carried out during meals.

In addition to the specified components, quercetin phytosomes contain leucine, hypromellose, microcrystalline cellulose and silicon dioxide. Most of these ingredients are part of the capsule shell and are completely harmless to humans.


Quercetin, Jarrow Formulas
Quercetin, Jarrow Formulas

Quercetin produced by Jarrow Formulas is available in 500 mg capsules, which are suitable for use by vegetarians, as they contain only plant components. The package contains 100 capsules, you need to take them one per day. The substance that forms the capsule is hydroxypropylmethylcellulose. The drug does not contain gluten, soy or animal products.



Quercetin NutraDrops, Source Naturals
Quercetin NutraDrops, Source Naturals

Liquid-based quercetin is easy to take and quickly absorbed. The drug does not need time for the capsule to dissolve, so the substance begins to be absorbed by the body immediately after entering the digestive tract. The bottle is equipped with a pipette for ease of administration.


In addition to quercetin, the biosupplement contains:


  • distilled water;

  • glycerin;

  • natural orange flavoring;

  • xanthan gum;

  • lactic acid;

  • stevia leaf extract;

  • lecithin;

  • lauric arginate;

  • potassium benzoate.

The bottle is equipped with a pipette for ease of administration. One pipette contains 2 ml of liquid, 134 mg of quercetin.


Bio-Quercetin, Bio-Quercetin, Life Extension
Bio-Quercetin, Bio-Quercetin, Life Extension

A completely vegetarian supplement available in the form of capsules. This drug also contains quercetin in the form of phytosomes, which guarantees its rapid absorption by the body. Quercetin is obtained from the extract of Sophora japonica, sunflower phospholipids are used for binding in the phytosome. Each capsule contains 29 mg of quercetin.


Quercetin Quercetin - High Potency, Swanson
Quercetin Quercetin - High Potency, Swanson

The supplement is available in the form of capsules, each of which contains 475 mg of quercetin. This drug is recommended for the prevention and therapy of atherosclerosis, increasing immunity, and quercetin has also proven itself as an additional supportive agent in the complex treatment of allergic reactions, endocrinological, urological and gastroenterological diseases. Independent studies have proven the effectiveness of the use of this substance during oncological diseases of various degrees. Research is also being conducted on the effects of quercetin on the brain and various mental illnesses.


The beneficial effect of quercetin preparations in the fight against cancer cells has been proven, in particular, when used at an early stage of the disease, it can suppress the proliferation of malignant tumor cells. Even with the relative health of the patient, quercetin is able to improve well-being, give a healthy sleep and save the human body from the harmful effects of stress, the influence of free radicals and toxins.


The article is of a recommendatory nature, therefore the decision to take the described supplements should be made in accordance with the doctor's opinion and under his strict control.

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