
$34.99
See if it's really the one
Search with this product to compare it, find similar styles, or turn up something better before deciding.
Allergy Research Group Quercetin 300 Quercetin is an antioxidant bioflavonoid found throughout the plant kingdom in rinds and barks. Food sources include onions, red wine, green tea, and St. John’s wort. Quercetin 300 provides high-potency quercetin, with additional stabilizing antioxidants to prevent auto-oxidization (spontaneous degradation). Can help stabilize cell membranes, and support the integrity of mast cells* Provide nutritional support for the vascular system* Have gastro-protective and cardio-protective properties* Support normal function of the immune system Ingredients Serving Size: 2 Capsules Amount Per Serving Vitamin C (as Ascorbic Acid) 150 mg Vitamin E (as 140 IU DL-alpha-Tocopheryl Acetate) 126 mg Quercetin 600 mg Other Ingredients: Hydroxypropyl methylcellulose, microcrystalline cellulose, silicon dioxide, L-leucine. Suggested Use As a dietary supplement, 1 or 2 capsules one to three times daily with meals, or as directed by a healthcare practitioner. More Info Quercetin and other bioflavonoids can enhance the body’s ability to control the release of histamine and other important signaling pathway metabolites, such as prostaglandins and leukotrines.* They can support the integrity of mast cells, possibly due in part to their ability to stabilize cell membranes, making them less reactive to allergens.* Overall, quercetin and other bioflavonoids appear to support the health of the vascular system, by enhancing the strength and permeability of the capillaries, supporting coronary vasorelaxation, and helping to protect cholesterol and tissues in the body from oxidative damage.*
Have a question about this?
We currently ship within the US, with more countries coming soon.
Final cost and dates are confirmed at checkout.
🇺🇸 Ship from USA · On Agora since 2025
$34.99