Quercetin

The Details

Found in: dark green vegetables (kale, wattercress, radish leaves, etc) and fruit (skins of apples and other fruit).

Source: Sophora japonica, flowers

Dosage (PMS & Period Support Capsule): 94mg of Quercefit®

Supplier: Indena S.p.A (Italy)

Unique Features: Quercefit® is a patented extract of purified quercetin, microencapsulated in a sunflower lecithin-based phytosome structure to optimize the absorption of flavonoids as they navigate your body. Quercefit® is a registered trademark of Indena S.p.A.

Understanding the Benefits

Quercetin is one of the best studied flavonoids, and has been shown to help your body in multiple avenues. A powerful antioxidant, effectively neutralizing any harmful reactive molecules and enhancing your body's own defense mechanisms. It combats inflammation and aids in maintaining balanced histamine levels, reducing the risk of headaches, and digestive issues.

The Research

There are 1,100+ plus published papers looking into how quercetin works. Take a dive into the research to see what the science says. Below are three papers to get you started.

** Improved Oral Absorption of Quercetin from Quercetin Phytosome®, a New Delivery System Based on Food Grade Lecithin. European Journal of Drug Metabolism and Pharmacokinetics 44, 169–177 (2018).

** Quercetin, a main flavonoid in onion, inhibits the PGF2α-induced uterine contraction in vitro and in vivo. Journal of Functional Foods 19, 495–504 (2015).

** Quercetin increased bioavailability and decreased methylation of green tea polyphenols in vitro and in vivo. Food & Function 3, 635 (2012).