This R-Hist Px formula is rich in polyphenols and quercetin and has potent antioxidant activity capable of supporting normal immune response. This formula maintains healthy nasal and gastric mucous membrane function and can help maintain neutrophil and eosinophil activity. Lymphoid tissue in the nasal and gastrointestinal membranes are soothed and stabilized with the R-Hist Px formula. Rosmarinic acid has also been shown to help support healthy B and T cell activity in the thyroid.

Quercitin helps to support the body’s normal inflammatory response while contributing powerful antioxidant activity. Quercitin supports normal mast cell activity. The quercetin in this formula is left intact in its naturally occurring plant form and is water soluble which provides for optimal absorption and distribution by the body.

Rosmarinic Acid, a naturally occurring compound in many plants of the Laminacea (mint) family, such as Rosemary for which it was named, is well studied for supporting healthy fungi and bacterial (referred to as probiotic) levels in the gastrointestinal tract. Demulcent herbs offer additional soothing effects and minimize the potential for stomach irritation associated with Rosmarinic Acid.

Marshmallow root acts as a soothing and balancing base for the pepper and rosmarinic acid in the formula. Black Pepper, Piper nigrum, has been noted to exponentially increase the absorption of vitamins, minerals, and numerous naturally occurring compounds from the gastrointestinal tract and into general circulation.