Key Benefits

• With diamine oxidase (DAO) from porcine kidney extract.

• Designed for targeted delivery with gastro-resistant tablets.

• Free from gluten, dairy, soy, and made without GMOs.

• Ideal for those who keep an eye on histamine-rich foods.

HistaGest-DAO™ brings you 20,000 units of diamine oxidase (DAO) per tablet, sourced from porcine kidney extract. Each tablet is crafted with a delayed-release coating to help DAO reach your small intestine, where it can do its job. This formula is a convenient choice for those who want to enjoy their meals with confidence. HistaGest-DAO™ is gluten-free, dairy-free, soy-free, and non-GMO—so you can focus on what matters most at the table.

Founded back in 1989, Designs for Health offers over 300 research-backed supplements used worldwide by healthcare professionals. The Designs For Health range includes essential minerals, multivitamins, proteins and specialised health formulations, all made with the aim of promoting wellbeing and vitality. These natural supplements are guaranteed non-GMO and made with carefully vetted ingredients to meet stringent standards. Each product undergoes thorough scrutiny for purity and effectiveness through independent third-party testing. They prioritise a science-based approach, using clinical research to develop their products.

With our Healf Curation Process, we do the work for you. Shop with confidence knowing that every item has been tried, tested, and curated for you.

Learn more about each step—Brand Discovery, Expert Validation, and Community Testing—here.

Porcine Kidney Extract (Diamine Oxidase Activity 20,000 HDU), Bulking Agent (Microcrystalline Cellulose), Hydroxypropylcellulose, Ethylcellulose, Potato Starch, Other Additive (Sodium Alginate), Other Additive (Magnesium Salts of Fatty Acids), Medium Chain Triglycerides, Hydropropylmethylcellulose, Oleic Acid, Anti-Caking Agent (Vegetable Stearate)

Take 1 tablet just prior to the consumption of histamine-rich foods or as directed by your health-care practitioner. (Take by mouth and swallow whole 20 minutes before meals.)

Additional Information:

Food supplements and foods sold by Healf should not be used as a substitute for a varied, balanced diet and healthy lifestyle.

If you are pregnant, breastfeeding, have a medical condition, or are taking any medications, please consult with a healthcare professional before use. Use products only if the seal is intact. Store in a cool, dry place, out of the reach of young children. Do not exceed the recommended daily intake.

We make every effort to ensure that product information on our website is accurate and up to date, but packaging and ingredients may occasionally vary from images shown on site. Please refer to the product label and contact Healf before use if you have any questions regarding your specific allergies or intolerances.