Histamine Block Plus
by Seeking Health · Capsule
Supplement facts from the label of Histamine Block Plus by Seeking Health: Vitamin C 100 mg, Thiamine 20 mg, Riboflavin 10 mg, Niacin 25 mg….

Supplement Facts
| Ingredient | Per serving | % DV | Upper limit (adults) |
|---|---|---|---|
| Vitamin C (Ascorbic Acid) | 100 mg | 111% | 2,000 mg |
| Thiamine (Thiamine Hydrochloride) | 20 mg | 1,667% | — |
| Riboflavin (Riboflavin 5-Phosphate Sodium) | 10 mg | 769% | — |
| Niacin | 25 mg | 156% | 35 mg |
| Vitamin B6 (Pyridoxal 5-Phosphate) | 7.0 mg | 412% | 100 mg |
| Pantothenic Acid (D-Calcium Pantothenate) | 10 mg | 200% | — |
| Magnesium (Albion Di-Magnesium Malate) | 50 mg | 12% | 350 mg |
| Zinc (Zinc Gluconate) | 5.0 mg | 45% | 40 mg |
| Copper (Copper Gluconate) | 0.50 mg | 56% | 10,000 mcg |
| Alpha-Ketoglutaric Acid | 150 mg | — | — |
| SAMe (Disulfate Ptoluensulfonate) | 100 mg | — | — |
| Pyrroloquinoline Quinone (LifePQQ) | 7.0 mg | — | — |
| DAO2 (Porcine Kidney Extract) | 2.1 mg | — | — |
Upper limits: NIH ODS Fact Sheets for Health Professionals. Compared only where the unit converts and the limit applies to the form on the label.
On the label
For: Adult (18 - 50 Years) · Gluten Free · Dairy Free
Claim types: All Other · Structure/Function
Suggested/Recommended/Usage/Directions: Suggested use: Take 2 capsules as needed, with or without food, or use as directed by your healthcare professional.
Precautions re: Pregnant or Nursing or Prescription Medications: Cautions: Consult your healthcare professional before use, especially if you are pregnant or nursing.
Precautions re: Children: Keep out of reach of children.
Precautions re: Allergies: Contains ingredient derived from porcine (ping). Avoid if allergic to pork or any other ingredient. Histamine Block is not effective for symptoms of immune-related (antibody or IgE-related) food allergies, such as peanuts, shellfish, etc., or for gluten intolerance due to sensitivity or celiac disease.
Storage: Storage: Keep tightly closed in a cool, dry place.
Formula re: Contains: Histamine Block Plus nutritionally supports healthy histamine metabolism throughout the body. The DAO enzyme and copper in this formula support normal histamine breakdown in the digestive tract. SAMe, riboflavin, and additional nutrients support histamine metabolism found systemically.
This page repeats what the label says and the official upper limits for healthy adults. It is not medical advice: ask a doctor, pharmacist or registered dietitian about your own intake, especially if you are pregnant, take medicines or have a health condition.
Label data: NIH Office of Dietary Supplements, Dietary Supplement Label Database (dsld.od.nih.gov), public domain. Upper limits: NIH ODS Fact Sheets for Health Professionals (values from the Institute of Medicine, Food and Nutrition Board).