Here are links to a handful of resources to which I refer often. This is a working list, so please check back for updates. Have fun perusing!
American Academy of Allergy, Asthma & Immunology: http://www.aaaai.org/
Food Allergy Support, Research & Advocacy
Food Allergy Research & Education (FARE): https://www.foodallergy.org/
Food Allergy & Anaphylaxis Connection Team (FAACT): http://www.foodallergyawareness.org/
Food Allergy Support Group
Food Allergy Kids of Atlanta (FAKA) - while this is an Atlanta-based group, its website is full general resources
Enjoy Life: https://enjoylifefoods.com/