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Histamine Blocker for Allergies - Quercetin, Stinging Nettle Flavonoids Natural Antihistamine Tablets - Allergy Relief Supplements & Antihistamines for Adults - 60 Vegan Histamine Block Capsules

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Stock Expiry Date*: 23-05-2027

Made in the USA
100% Authentic — Sourced directly from manufacturers or their authorized dealers!

  • FAST-ACTING HISTAMINE SUPPLEMENTS. Take control of seasonal discomfort with a doctor-formulated natural antihistamine supplement. Made with powerful plant-based ingredients to support a balanced histamine response.
  • ENJOY YOUR FAVORITE FOODS & DRINKS. Multiple irritants can overwhelm natural enzyme production, leading to excess histamine levels. Our histamine block D-Hist quercetin supplements may help ease symptoms like itchy eyes, runny nose, and food sensitivity.
  • BREATHE EASIER, FEEL BETTER. Support clear airways and sinus health with our advanced antihistamine tablets. Designed to provide natural relief from allergies, congestion, and respiratory discomfort.
  • VEGAN & GLUTEN-FREE. Each easy-to-swallow capsule contains a potent 650mg blend of stinging nettle extract, artemisia annua, and quercetin - completely free from GMOs, gluten, and artificial additives. For best results, take two capsules daily.
  • MADE IN USA. Enjoy allergy relief without harsh chemicals or additives. Our histamine block tablets are made in the USA with naturally derived, safe ingredients to help alergy/sinus irritation.

33.45 33.45 USD 33.45

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Allergy Medicine

Terms and Conditions
30-day money-back guarantee
Shipping: 2-3 Business Days

Important information

Ingredients

Quercetin dihydrate, Stinging Nettle (Urtica dioica L., aerial parts) Extract 10:1, Artemisia annua L. Extract 10:1, Hypromellose (capsule), organic rice fiber

Legal Disclaimer

Statements regarding dietary supplements have not been evaluated by the FDA and are not intended to diagnose, treat, cure, or prevent any disease or health condition.

Package Dimensions

3.7 x 1.77 x 1.73 inches; 1.76 ounces

Specifications

Diet Type Gluten Free, Vegan
Ingredients Hypromellose (capsule), Quercetin Dihydrate, Organic Rice Fiber, Stinging Nettle (Urtica dioica L., aerial parts) Extract 10:1, Artemisia annua L. Extract 10:1
Special Ingredients Quercetin, Stinging Nettle
Ingredients Quercetin Dihydrate, Hypromellose (capsule), Organic Rice Fiber, Stinging Nettle (urtica Dioica L., Aerial Parts) Extract 10:1, Artemisia Annua L. Extract 10:1
Brand Windsor Botanicals
Flavor Unflavored
Unit Count 60 Count
Item Form Capsule
Item Weight 1.76 Ounces
Product Benefits Natural Allergy Relief. Metabolizes Excess Histamine.
Age Range (description) Adult
Number Of Items 1
Dosage Form Capsule
Primary Supplement Type Quercetin
Manufacturer Windsor Botanicals
Product Type Allergy Medicine
Specific Uses For Product Eyes
Flavor Histamine Block Unflavored
Item Form Capsule
Product Type Nutritional Supplement
Unit Count 60 Count
Brand Windsor Botanicals
Brand Name WINDSOR BOTANICALS
Age Range Description Adult
Container Type Bottle
Manufacturer Part Number HIST-BLOCK
Total Servings Per Container 30
Material Features GMO Free
Tags
Tags
Allergy Medicine