XYMOGEN HistDAO product packaging

Image: NIH Office of Dietary Supplements, Dietary Supplement Label DatabaseNo separate image reuse license stated

XYMOGEN

HistDAO

Tablet or Pill

Serving size1 Tablet(s)
Servings per containerNot listed
Package60 Tablet(s)
Data retrievedJul 28, 2026

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Supplement Facts

Serving size 1 Tablet(s)

Pig Kidney4.2 mgDV not established
Diamine OxidaseNot listedDV not established

Other ingredients

Microcrystalline Cellulose; Hydroxypropyl Cellulose; Ethylcellulose; Sodium Alginate; Hydroxypropyl Methylcellulose; Medium Chain Triglyceride (MCT); Stearic Acid; Oleic Acid; Microcrystalline Cellulose; Sodium Starch Glycolate; Magnesium Stearate

Label directions

Directions: Take one tablet no more than 15 minutes before the consumption of histamine-rich foods; or take as directed by your healthcare professional.

Label warnings

Consult your healthcare professional prior to use. Individuals taking medication should discuss potential interactions with their healthcare professional. Storage: Keep closed in a cool dry place out of reach of children.

Identity and label version

NIH label record335479
Entered into NIH DSLDSep 25, 2025
UPC / GTIN00722537512503
Manufacturer / distributor on labelXYMOGEN Exclusive Professional Formulas
Market statusOn market in the source data
“Entered into NIH DSLD” is the database entry date for this label record. It is not a manufacturer launch date or a label effective date.

NIH label history (2)

Current labelNIH record 335479Entered Sep 25, 2025
Serving size1 Tablet(s)
Formula versionf8279d43
Ingredients on label2
NIH sourceOpen label ↗
Pig Kidney4.2 mg
Diamine OxidaseNot listed

Label warning: Consult your healthcare professional prior to use. Individuals taking medication should discuss potential interactions with their healthcare professional. Storage: Keep closed in a cool dry place out of reach of children.

Earlier labelNIH record 303698Entered Mar 22, 2024
Serving size1 Tablet(s)
Formula version19bed694
Ingredients on label2
NIH sourceOpen label ↗
Pig Kidney Extract4.2 mg
Diamine OxidaseNot listed

Label warning: Consult your healthcare professional prior to use. Individuals taking medication should discuss potential interactions with their healthcare professional. Avoid if allergic to pork or any other ingredient. STORAGE: Keep closed in a cool dry place out of reach of children. HistDAO is NOT EFFECTIVE for symptoms of immune-related food allergies such as peanuts shellfish etc. or for gluten intolerance due to sensitivity or celiac disease.

Sources and traceability

  • NIH Dietary Supplement Label DatabaseData retrieved Jul 28, 2026
    Open source ↗

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Data comes from product labels or official public sources. It does not mean Safmira, NIH, or FDA approves, certifies, or recommends this product. Label amounts are not laboratory measurements.