Jarrow Formulas Quercetin 500mg (Quercetin) 200 Capsules

Jarrow Formulas Quercetin dietary supplement is a high-quality product containing quercetin. This compound naturally occurs in wine, tea, or honey. The product from Jarrow Formulas is free from gluten, soy, and lactose. It is made exclusively from plant-based substances and is therefore suitable for vegans and vegetarians. The formulation contains only natural substances, no artificial colorings or preservatives.

Quercetin belongs to a group of compounds called flavonols, a subclass of flavonoids, i.e., aromatic compounds with a ring structure. Besides the products mentioned above, it is also found in many fruits and vegetables, e.g., in onions and apples, which it gives their typical colors.

Quercetin is the best-studied bioflavonoid with numerous health-promoting properties. [3]

The aforementioned flavonoid is an extremely strong antioxidant—stronger than ascorbic acid or vitamin C.

In summary, Jarrow Formulas Quercetin is a dietary supplement containing a high-quality compound—quercetin. This bioflavonoid plays an important role in ensuring the proper functioning of the body. The product from Jarrow Formulas is free from gluten, soy, and lactose. Additionally, it is free from suspicious fillers, enhancers, and preservatives. It can be used by vegans and vegetarians.

1 Ho Jin Heo and Chang Yong Lee Journal of Agricultural and Food Chemistry 2004 52(25), 7514-7517 DOI: 10.1021/jf049243r Protective effects of quercetin and vitamin C against oxidative stress-induced neurodegeneration

2 Chen JC, Ho FM, Pei-Dawn Lee Chao, Chen CP, Jeng KC, Hsu HB, Lee ST, Wen Tung Wu, Lin WW. The inhibition of iNOS gene expression by quercetin is mediated by inhibition of IkappaB kinase, nuclear factor-kappa B, and STAT1 and depends on the induction of heme oxygenase-1 in mouse BV-2 microglia. Eur J Pharmacol. 2005 Oct 3;521(1-3):9-20. doi: 10.1016/j.ejphar.2005.08.005. epub 2005 Sep 19. PMID: 16171798.

3 Randi L. Edwards, Tiffany Lyon, Sheldon E. Litwin, Alexander Rabovsky, J. David Symons, Thunder Jalili, Quercetin Reduces Blood Pressure in People with Hypertension, The Journal of Nutrition, volume 137, issue 11, November 2007, pages 2405-2411