DR Healthcare has launched an awareness campaign on DAO Deficiency under the title ME AGAIN. In it, four siblings discover that the different symptoms that affect them: migraine, fibromyalgia, digestive disorders, atopic skin and ADHD (in the son of one of them), may have a common genetic origin in DAO Deficiency.

You can access the videos and the content of the campaign by clicking on the following button.

DR Healthcare

We are a Biomedical Company specialized in Medical Nutrition.

Founded in 2007 in Barcelona, ​​we manufacture, research, develop, innovate, market and carry out licensing -out of new nutraceutical products, functional foods, active ingredients and customized solutions.

Our great value is research and we firmly believe in the “Enterprise-University” alliance, developing our activities in two R&D centers.

DR Healthcare is a business unit de AB Biotek. For more information access to www.abbiotek.com


Manufacturing for third parties

DR Healthcare manufactures and markets the active substance (Diamine Oxidase – DAO enzyme) for third parties, both for human and animal use.

We make available to pharmaceutical and food companies that are looking for a reliable supplier, the highest levels of quality, regulatory support and production of Diamine Oxidase, manufactured in our enzyme production plant located in Tarragona (Spain).

The production of this ADI (Active Dietary Ingredient) is vertically integrated so it is able to control the intermediates of its manufacturing.

Customized solutions

DR Healthcare stands out as a leading company in the production of Diamino Oxidasa, which allows us to offer tailored solutions for use in the veterinary, animal health and food sectors.

Our solutions based on Diamino Oxidase are adapted to the new food control standards, which stipulate the control of histamine levels in order to avoid risks of poisoning due to the consumption of large amounts of this biogenic amine present in food.



Press releases and media’s news

AB Biotek Acquires Spanish Biomedical DR Healthcare

From left to right: Juanjo Duelo Riu and Carlos Duelo Riu, founders of DR Healthcare, after the acquisition of the Catalan biomedical by Associated British Foods plc. Respective leaders in fermentation science and DAO-based medical nutrition join together to focus on innovative enzyme-based solutions for the human nutrition & health market....

Scientific and clinical evidence in DAO deficiency

Associations Between Migraine, Celiac Disease, Non-Celiac Gluten Sensitivity and Activity of Diamine Oxidase

Download pdf K Griauzdaitė1, K Maselis2, A Žvirblienė1, A Vaitkus1, D Jančiauskas1, I Banaitytė-Baleišienė1, L Kupčinskas1, D Rastenytė1 Medical Hypotheses Volume 142, September 2020, 109738 https://doi.org/10.1016/j.mehy.2020.109738 Abstract Background and pilot study: Recent reports reveal a close...


Activities and events

26/03/2014 – European meeting of Pharmacy INFARMA 2014

Conference to be held on Wednesday 26 March at 16.30 h, “We are faced with a new syndrome? Digestive and neurological manifestations of the Deficit of DAO (Diaminooxidasa)” Act which will take place in IFEMA Madrid and will be in charge of Dr. Ramón tormo Carnice, Specialist in Gastroenterology and Head of the unit of Gastroenterology and Nutrition...
St/Escoles Píes, 49, 08017
DR HEALTHCARE ESPAÑA, S.L. (Barcelona, Spain)