Histamine block
What is an histamine block
For individuals experiencing histamine intolerance, managing symptoms like headaches, skin rashes, and digestive discomfort can be challenging. This is where histamine block supplements come into play. These supplements act as histamine blockers by supporting the body’s ability to break down excess histamine, often through enzymes like DAO (diamine oxidase).
What is a histamine block supplement?
A histamine block supplement helps reduce histamine levels in the body by enhancing its breakdown. Histamine intolerance occurs when the enzyme diamine oxidase (DAO)—responsible for degrading histamine—is insufficient. This can lead to symptoms similar to an allergic reaction, such as itching, nasal congestion, and gastrointestinal discomfort.
Products like DAO Plus and DAO Mini are designed to address this imbalance. These histamine blocker supplements provide DAO, supporting the body’s ability to process histamine from foods like fermented products, aged cheeses, and cured meats.
How does a histamine blocker supplement work?
DAO is naturally produced in the small intestine to break down dietary histamine. However, certain factors—like genetic predisposition, stress, or gut imbalances—can lower DAO levels. Taking a histamine blocker supplement, such as DAO Plus or DAO Mini, provides an external source of DAO to aid histamine breakdown.
When consumed before meals, these supplements act as histamine blockers, reducing the symptoms caused by high-histamine foods. This makes them an excellent solution for those seeking targeted histamine support
Are there histamine block side effects?
While histamine block supplements are generally well-tolerated, some users may experience mild side effects. Potential histamine block side effects include nausea or gastrointestinal discomfort, particularly if taken in excess. It is always advisable to follow the recommended dosage and consult with a healthcare provider when starting any histamine blocker DAO supplement.
Choosing the right histamine blocker supplement
When seeking health histamine block solutions like DAO Plus or Mini are high-quality products. By enhancing histamine breakdown, these supplements can help reduce symptoms like bloating, headaches, and skin irritation caused by histamine-rich foods.
You can read more about the topic in our knowledge bank or you can contact one of our dieticians for personalized advice. If you’re facing symptoms and don’t know where they come from, you can take the intolerance test for more information:

*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.
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