Clinical-grade formulas,
built for histamine-intolerant individuals.
Unitee is the world's first supplement line formulated for histamine intolerance — developed by scientists, third-party tested, and made in the USA. Trusted by practitioners and their patients.
Pick a starting point, or stock the full range.

Anti-Hist
- Helps support mast cell stability
- Promotes balanced internal histamine release
- Antioxidant, flavonoid & botanical enzyme blend

Hista-Biotic
- Supports a balanced gut microbiome through low-histamine bacterial strains
- Formulated without common histamine-producing bacterial strains
- Created for individuals who are sensitive to standard probiotics

DAO
- Helps supplement the body's natural DAO enzyme activity
- Supports healthy histamine breakdown & immune balance
- Helps promote comfort when consuming histamine-rich foods
Built to a higher standard, not a generic one.
Scientifically Formulated
Every formula is built around a specific mechanism of histamine imbalance — not a one-size-fits-all approach, which is where most off-the-shelf supplements fall short for people managing histamine sensitivity.
Made in the USA, cGMP Certified
Every product is manufactured in an FDA-registered, cGMP-compliant US facility, so you can stand behind quality and consistency across the full range.
Third-Party Tested, Every Batch
Independent lab verification on potency and purity for every production run, across every product — full documentation available on each product's page.
Built for those who are sensitive to what others tolerate just fine.
Histamine & Immune Response
Gut & Skin
Neurological
Chronic & Autoimmune
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