Don't be rash! Tune in to this discussion on how to treat gut conditions caused by food and environmental sensitivities, allergens, testing and treatment options for food and environmental allergens in relation to irritable bowel syndrome (IBS). They emphasize the importance of the elimination challenge diet as a gold standard for identifying food sensitivities. They also discuss the pros and cons of IgG food sensitivity testing and the need for practitioner guidance in interpreting the results. The hosts highlight the need for individualized treatment plans and the potential for certain food sensitivities to be reversible over time. They also touch on environmental controls and lifestyle tips for managing allergies. In this part of the conversation, the hosts discuss the use of histamine agents in the treatment of urticaria and gut issues. They mention that H1 blockers, such as Allegra or Claritin, may not always be effective for urticaria, but oral chromalin and ketotipine can be helpful. They also note that a combination of H1 and H2 blockers is more effective than either alone. The hosts share their dosing strategies for these medications and discuss the potential side effects. They also mention the use of anti-histamine medications in the treatment of IBS and discuss the benefits and risks of using supplements versus pharmaceuticals.