These specialized formulas provide effective support for seasonal and environmental challenges by controlling the histamine response function, encouraging healthy immune system response, and promoting free and clear breathing.*

Quercetin Plus®

Maintenance dose: 2 capsules, three times per day

Acute/short-term histamine response dosage (1 week or less): up to 3 capsules, four times per day. Take on an empty stomach.

Controls histamine response and modulates healthy immune function.*


3-5 sprays, six times per day. Take with or without food.

Supports nasal and sinus health, promotes free and clear breathing, controls the histamine response function, and relieves discomfort.*

Vitamin D-A-K®

1 capsule every other day to 2 capsules per day. Take in the morning with food.

When administering vitamin D therapy, it is recommended that serum levels be tested to assess efficacy. Adjust dose accordingly.

Supports healthy immune system function.*

Naturized Zinc®

1 capsule per day. Take with food.

Promotes healthy immune response.*


The Fullscript Integrative Medical Advisory team has developed or collected these protocols from practitioners and supplier partners to help health care practitioners make decisions when building treatment plans. By adding this protocol to your Fullscript template library, you understand and accept that the recommendations in the protocol are for initial guidance and may not be appropriate for every patient.

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