Umbrellux DAO is the original diamine oxidase (DAO) supplement brand in the US. DAO is the primary enzyme responsible for the breakdown of histamine in the digestive tract. Umbrellux DAO is indicated for those with intolerance to dietary histamine and occasional digestive distress related to histamine-containing foods and beverages.*
Umbrellux DAO delivers naturally derived diamine oxid
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Registered Nurse with histamine intolerance.
Best Company Ever! The pandemic/Christmas internet orders caused my order to be "stuck" for 2 weeks at a post office pick up site waiting for "acceptace acknowledgement". I sent Covenant an e-mail and my pkg was delivered 2 days later! Plus that was over a holiday weekend! I wish more things ran as efficiently as Covenant! Thank-you so much! I am a customer for life! :)