How might we help allergic children to defend against Anaphylaxis? View the case study of Aibi, a design concept that consists of a redesigned epinephrine auto-injector that is more portable and easier to use, a wearable for kids to determine allergic reactions, and a medical emergencies alert syste... Read more
This bracelet can detect the onset of anaphylaxis in kids, allowing for timely intervention.
https://madebychip.com/aibi.html
You can get the allergen-detecting wearables here, but you must sign up for the waitlist.
https://www.allergyamulet.com/
There is a company that is creating a line of wearable devices containing discreet allergen testing kits.
I found this Google patent for an allergy-detecting wearable.