Dr. William Stone, DC, CHHC
Certified Nutritional Consultant
Iris Analysis Practitioner | Holistic Health Expert
This is a professional-grade product. Purchase requires prior guidance from a qualified healthcare practitioner or a consultation with one of ours.
If you’ve already been advised to use this product, are currently taking it, or have worked with a practitioner before, simply log in or create an account to continue.
To schedule a consultation with our very own Dr. William Stone or
Maria Tabone,
please call 1-800-622-8877 ext. 1 for assistance.
Certified Nutritional Consultant
Iris Analysis Practitioner | Holistic Health Expert
Integrative Nutritionist | Functional Nutrition Coach
Ayurveda Practitioner | Herbalist

Natural D-Hist is formulated to help support sinus and respiratory health. With key ingredients like quercetin, stinging nettle leaf, bromelain, and NAC, this blend promotes a balanced immune response, healthy histamine metabolism, and seasonal comfort. It’s ideal for short- or long-term use during periods of increased environmental sensitivities.
Take 2 capsules once or twice daily, or as recommended by your healthcare professional.
Vegetable capsule (cellulose and water), cellulose, stearic acid, silica.
If you are pregnant, nursing, or taking any medications, consult your healthcare professional before use. Keep out of reach of children. Do not use if safety seal is broken or missing.
These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.
| Supplement Facts | ||
| Serving Size: 2 Capsules | ||
| Servings Per Container: 5 | ||
| Amount Per Serving | % Daily Value | |
|---|---|---|
| Vitamin C (as Ascorbic Acid USP) | 300 mg | 333% |
| Quercetin Dihydrate | 400 mg | * |
| Stinging Nettle (Leaves) | 400 mg | * |
| Bromelain (2,400 GDU/g) (from Pineapple) | 100 mg | * |
| N-Acetyl-L-Cysteine USP | 50 mg | * |
| * Daily Value not established | ||
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