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HistaGest-DAO (60 tabs) by Designs for Health
$72.99HistaGest-DAO™ provides supplemental diamine oxidase (DAO), the enzyme responsible for breaking down food-derived histamine, to help support normal and healthy histamine metabolism. 60 tablets. -
HistDAO (60 tabs) by Xymogen
$58.99HistDAO™ provides a concentrated source of diamine oxidase (DAO)—the main enzyme responsible for the degradation of ingested histamine. 60 tablets. -
DAO Enzyme (60 caps) by Orthomolecular
$57.20DAO Enzyme helps to alleviate histamine reactions from dietary triggers. 60 capsules.
Order limit for this product is 6 bottles. -
Hista-Aid (1.7 fl oz) by Quicksilver Scientific
$49.50This elegant formula can provide support for seasonal sufferers through an innovative blend of flavonoids, Vitamin C and Diindolylmethane (DIM).* 1.7 fluid ounce.
