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10 Best dao enzyme supplements of 2025
Save up to 19% off
Best Choice1
Designs for HealthDesigns for Health HistaGest-DAO - Diamine Oxidase DAO Enzyme to Support Digestion of Histamine-Containing Foods - 20,000 HDU DAO Diamine Oxidase Enzymes (60 Gastro-Resistant Tablets)
Key specs-
Usage:Take one before meals
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Formulation:Delayed-release tablets
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Ingredient Type:Diamine oxidase enzyme
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Effect:Support digestion of histamines
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Support Type:Digestive health
9.8Exceptional
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Value for Money2
XYMOGENXYMOGEN HistDAO - DAO Enzyme Supplement to Supports Healthy Degradation of Food-Derived Histamine - Diamine Oxidase for Digestive Health 20,000 HDU Per Serving (60 Tablets)
Key specs-
Origin:Spain
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Usage:Break down histamine
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Enzyme Blend:Diamine oxidase DAO
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Form:Tablet
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Dietary Restrictions:No wheat, gluten, GMOs
9.7Exceptional
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3
NATURDAOCOM LEGUMACTIVENATURDAO - 1,000,000 HDU - DAO Enzyme Supplement - Histamine Block - Diamine Oxidase - Food Intolerance - 60 Tablets
Key specs-
active ingredients:DAO enzyme, vegetable protein
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form:Tablets
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usage:Digestive support
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certifications:Suitable for vegans
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flavor:N/A
9.6Exceptional
Our Rating
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4
Seeking HealthSeeking Health Histamine Digest - Formerly Histamine Block, DAO Enzyme Supplement for Histamine Food Intolerance, Supports Digestive Health, Upset Stomach, Vegetarian (30 Capsules)*
9.5Excellent
Our Rating
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5
Ancestral SupplementsAncestral Supplements Grass Fed Beef Kidney Supplement, 3000mg, DAO Enzyme Supplement, Kidney Support for Urinary and Histamine Health, Selenium, B12, Non GMO, 180 Capsules
Key specs-
Origin:New Zealand, Australia
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Usage:Kidney health support
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Enzyme Blend:Diamine oxidase DAO
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Form:Capsule
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Dietary Restrictions:No GMOs, fillers
9.4Excellent
Our Rating
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6
Life ExtensionLife Extension Food Sensitivity Relief with Diamine Oxidase (DAO), Occasional Gas, Digestive Comfort, histamine Sensitivity, DAO Enzyme Supplement, Gluten Free, Non-GMO, Vegetarian, 60 Capsules
19% Off9.1Excellent
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7
SOLARAYSOLARAY DAO Enzyme - Digestive Enzyme That Breaks Down Histamine - 60,000 HDU - Digestive Enzymes - Vegan, Gluten Free, Lab Verified - 30 Servings, 30 VegCaps
9.0Excellent
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8
Bravado LabsBravado Labs Histamine Blocker Supplements – DAO Enzyme Formula & Vitamin C – Daily Support for Histamine Intolerance & Immune Support – DAO Supplements Histamine Blocker – 60 Capsules – Made in USA
Key specs-
Gluten-Free:Yes
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Capsules:60
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Form:Capsule
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Ingredients:Non-GMO ingredients
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Non-GMO:Yes
8.9Very Good
Our Rating
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9
Infuse AllurèInfuse Allurè - Premium Histamine Block Supplement - Advanced Diamine Oxidase DAO Enzyme for Food-Derived Histamine Intolerance - Made in USA 60 Capsules
8.7Very Good
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10
Healthy GutHealthy Gut HistaHarmony | Delayed Release DAO Diamine Oxidase Histamine Support Enzyme | 30,000 HDU | 60 Servings
Key specs-
Origin:USA
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Usage:Healthy breakdown of histamine
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Enzyme Blend:DAO enzyme
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Form:N/A
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Dietary Restrictions:N/A
8.6Very Good
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