HistDAO

HistDAO

$61.99
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HistDAO

HistDAO

$61.99

HistDAO™ is a specialized dietary supplement formulated with diamine oxidase (DAO), an enzyme involved in the breakdown of food-derived histamine within the digestive tract. This advanced formula provides targeted nutritional support for individuals seeking digestive wellness and balanced histamine metabolism as part of a healthy lifestyle.

Featuring a clinically researched level of DAO activity, HistDAO™ is delivered in a gastro-resistant mini-tablet designed to release in the small intestine, where dietary histamine breakdown naturally occurs. This convenient formula supports gut health, digestive comfort, and overall wellness without unnecessary additives.

Key Benefits

Supports healthy degradation of food-derived histamine
Helps maintain balanced digestive wellness

Promotes healthy histamine metabolism in the digestive tract

Supports gut health and digestive comfort

Provides targeted DAO enzyme nutritional support

Helps support overall immune and wellness balance

Promotes digestive system function as part of a healthy lifestyle

Who May It Benefit

Want additional digestive wellness support

Consume histamine-rich foods as part of their diet

Are looking to support healthy histamine metabolism

Want targeted DAO enzyme supplementation

Seek nutritional support for gut health and digestive balance

Ingredients

Pig Kidney Extract (providing 20,000 HDU diamine oxidase (DAO)) — 4.2 mg

How to Use

Take one tablet no more than 15 minutes before consuming histamine-rich foods, or use as directed by your healthcare professional.

Got Questions?

Frequently Asked Questions

Everything you need to know about our supplements, subscription, and shipping.

Our supplements are formulated with clinically studied, premium-grade ingredients — free from artificial fillers, synthetic dyes, and unnecessary additives. Every batch is third-party tested to ensure purity and potency you can trust.

Yes — our formulas are designed for consistent daily use and are safe for healthy adults when taken as directed. We recommend consulting your healthcare provider before starting any new supplement, especially if you are pregnant, nursing, or managing a medical condition.

Most customers begin noticing improvements within 2–4 weeks of consistent use, with optimal results typically seen at the 8–12 week mark. Results may vary based on individual lifestyle, diet, and health baseline.

Absolutely. Every product undergoes independent laboratory testing for heavy metals, contaminants, and label accuracy before it reaches you. Certificates of Analysis are available upon request for full transparency.

Our products are manufactured in a GMP-certified facility that handles tree nuts, soy, and dairy — please review the full label for allergen information specific to each product. If you have severe allergies, we recommend consulting your physician before use.

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