Natural D-Hist

With a powerful combination of flavonoids, antioxidants, proteolytic enzymes and botanicals, Natural D-Hist is the front-line approach to seasonal discomfort

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The most trusted professional formula for seasonal challenges and mast cell stabilization.

Quercetin and stinging nettles leaf stabilize and control mast cell degranulation.

Bromelain breaks down circulating allergenic protein complexes to reduce sensitivity.

N-acetyl cysteine (NAC) clears the airways by breaking down mucus and improving airflow.

Did You Know?

Quercetin blocks mast cell breakdown so effectively that researchers have used it as the mast cell stabilization standard for decades. Because it acts so quickly, quercetin is the ideal clinical tool for food sensitivities, respiratory challenges, skin irritations and other hyper-immune reactions.

Our 30-Year Commitment to Efficacy

Guaranteed Results

For decades, Natural D-Hist has demonstrated our promise of innovative formulas that deliver consistent patient results.

What Patients Need to Know

With the availability of less expensive, imitation products offered by online retailers, it is important that your patients understand the true value of product efficacy.