Aller-All™ is a well-balanced blend of vitamins, minerals and botanicals. These nutrients are known for their ability to support the body‘s balanced response to environmental antagonists.* Aller-All™ combines Quercetin, Bromelain, and Vitamin C to work together to support healthy histamine levels and normal GI barrier functions. This combination is also known to support the body‘s normal response to biological stress. Other ingredients such as B Vitamins, Zinc, Magnesium, and Licorice Root have been included to further support the body‘s proper response to respiratory or immune system stress. Some of the ingredients in this product may interact with a variety of medications. If pregnant/nursing, taking medication, or if you have a coagulation disorder, liver condition, or renal impairment, consult your healthcare practitioner prior to using this product.