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Source Naturals

  • Slows the release of histamine.
  • Also contains bromelain, which can aid in relaxation.
Activated Quercetin™ is a unique bioflavonoid derived from plant sources. In human cell culture studies, quercetin has been shown to inhibit histamine release. Additional research needs to be conducted to confirm the effects of quercetin, if any, in humans. Bromelain is a pineapple enzyme that may assist the body in times of stress. Magnesium ascorbate is a buffered (non-acidic) form of vitamin C that helps support the immune system.
Suggested Use: 3 to 6 tablets daily in divided doses, between meals. If you have a delicate, easily irritated stomach, take with meals.

Supplemental Facts
Serving Size: 3 Tablet(s)

IngredientsPer Serving% DV
Calories 5   *
Total Carbohydrate 1 g   <2%
Vitamin C (as magnesium ascorbate) 646 mg   1080%
Magnesium (as magnesium ascorbate) 50 mg   15%
Quercetin 1 g *
Bromelain (2,000 G.D.U. per gram) 300 mg *
* Daily Value Not Established

Notes: If you are pregnant or breast-feeding, consult your health care professional before using this product

Other Ingredients: sorbitol, stearic acid, modified cellulose gum, colloidal silicon dioxide, and magnesium stearate.


  • Allergy / Immune