Product overview
About Quercetin Seasonal Extra Strength
Manufacturer information
Immune & Respiratory Support
-Quercetin has an immune modulating effect through the reduction of inflammation and increase of immunoregulatory molecules.
-Quercetin promotes the relaxation of airway smooth muscles, an important factor in respiratory health.
Source note: Fullscript storefront listing and manufacturer-supplied label information, reviewed August 27, 2026. Review current source ↗
Searchable label details
Supplement Facts and ingredients
Supplement FactsServing size: 6 Spray
Proprietary Blend166.67 mg
Ultra-Pure Deionized WaterPart of blend
QuercetinPart of blend
Nettle ExtractPart of blend
Tinospora cordifoliaPart of blend
Greater burdockPart of blend
SpirulinaPart of blend
MethylsulfonylmethanePart of blend
Other ingredients
Organic Peppermint (leaves) (Mentha x piperita), Ag.
Allergens and free-from
Egg freeGluten freeDairy freeAnimal product freeFish freeCrustacean Shellfish Free
Formulation attributes
VeganNon-GMOVegetarian
Current label guidance
Suggested use and safety information
Suggested use
Standard Dose : Take 6 sprays by mouth, twice daily.
Higher Dose: Take 12 sprays by mouth, twice daily.
Optimal Use
-Formula can be taken multiple times daily, as needed.
-Spray, swish and swallow.
-You may take other Results RNA formulas immediately.
-Do not eat or drink for 2 minutes following.
-Take as recommended by your physician.
Warnings
This product does not carry specific warnings on the label.
Sunridge Medical editorial
How we place this product in context
Sunridge perspective
Quercetin Seasonal Extra Strength is included in Sunridge Medical’s Allergy, Sinus & Histamine Support collection so patients can review its current label, format and ingredient profile alongside related professional products. The appropriate product, dose and timing depend on individual needs, medications and the wider care plan.
Why it appears in our catalog
This spray appears in the Sunridge catalog because it is available through our Fullscript dispensary and can be evaluated alongside other allergy, sinus & histamine support options. We value clear variant identification, accessible label details and a secure professional-dispensary purchase path.
Ingredient explanations
Ultra-Pure Deionized Water
This label ingredient is included at Part of blend. Evaluate its role as part of the complete formula, not in isolation.
Quercetin
Quercetin is a flavonoid studied for antioxidant, mast-cell and cellular signaling effects. Absorption-enhanced forms and medication interactions may affect selection.
Nettle Extract
This label ingredient is included at Part of blend. Evaluate its role as part of the complete formula, not in isolation.
Tinospora cordifolia
This label ingredient is included at Part of blend. Evaluate its role as part of the complete formula, not in isolation.
Greater burdock
This label ingredient is included at Part of blend. Evaluate its role as part of the complete formula, not in isolation.
Spirulina
This label ingredient is included at Part of blend. Evaluate its role as part of the complete formula, not in isolation.
Methylsulfonylmethane
This label ingredient is included at Part of blend. Evaluate its role as part of the complete formula, not in isolation.
Evidence and claims
Ingredient research does not automatically establish that a finished product is appropriate for an individual. Manufacturer structure/function claims are manufacturer statements, not Sunridge treatment claims.
Questions before ordering
Frequently asked questions
What form and package size is this product?
Spray · 120 Milliliters. Confirm the variant on Fullscript.
Where can I verify the current ingredients?
Use the searchable Supplement Facts above and the linked Fullscript page to confirm the latest label.
How should I use this supplement?
Standard Dose : Take 6 sprays by mouth, twice daily.
Higher Dose: Take 12 sprays by mouth, twice daily.
Optimal Use
-Formula can be taken multiple times daily, as needed.
-Spray, swish and swallow.
-You may take other Results RNA formulas immediately.
-Do not eat or drink for 2 minutes following.
-Take as recommended by your physician.
Can I take this with prescriptions or cancer treatment?
Ask the clinician managing your care to review the complete ingredient list, dose and timing. Supplements can interact with prescriptions and treatment plans.
Why might two products with a similar name be different?
Professional formulas can differ in ingredient form, dose, serving size, delivery system, excipients and testing. Compare the full label and variant rather than relying on the front-panel name.
Connect products to the wider care plan
Patients exploring immune and chronic-illness support also consider
These links are educational pathways for discussion with the Sunridge care team. They do not mean that every test, protocol or product is appropriate for every patient.