Histo-X (K-104)

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Histo-X™ is a unique way to approach histamine-related pathways.* This advanced formula supports the body’s healthy response to foods and other environmental factors.* Histo-X may support the immune system together with certain physiological systems, such as the cardiovascular, respiratory, and gastrointestinal systems.*

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SKU: 41250287 Categories: ,


  • Targets multiple pathways and systems for a comprehensive approach*
  • Provides whole butterbur plant for maximum support*
  • Includes mangosteen extract standardized to 20% xanthones
  • Delivers the synergistic ingredients stinging nettle and quercetin
  • Gluten and dairy free, as confirmed by finished-product testing



  • Supports a healthy immune response to environmental triggers*
  • Potentially limits the production of histamine over time*
  • Provides components that support healthy mast cell function*
  • Addresses multiple aspects of the histamine response*
  • Includes butterbur, mangosteen, and ginger to support vascular tone*
  • Offers compounds that may help regulate cytokine activity in the airway and support healthy lung tissue*
  • Includes ginger to support healthy GI motility and digestion*

Suggested use: Take 1-3 capsules once a day, or as directed by your healthcare professional.

Storage instructions: Store at room temperature away from direct sunlight. Keep this bottle tightly closed.

Warning: Consult your healthcare professional before use if pregnant, nursing, taking medications, or for any use by minors. Do not use if safety seal is broken or missing. KEEP OUT OF REACH OF CHILDREN. This product is not intended to diagnose, treat, cure, or prevent any disease. For nutritional use only.

Supplement Facts

Serving size 1 vegetarian capsule 
Servings per container

Amount Per Serving
Proprietary Blend:
675 mg
Quercetin (as quercetin dihydrate)
Butterbur Extract (Petasites hybridus) (whole plant)
Stinging Nettle Extract (Urtica dioica) (leaf)
Mangosteen Extract (Garcinia mangostana) (fruit peel) (standardized to 20% xanthones)
Ginger Extract (Zingiber officinale) (root)
*Daily Value (DV) not established.

Other ingredients: Vegetarian capsule (hypromellose), silica, cellulose