Although yet to be targeted by US FDA, sesame seed is an allergen of concern in most countries. Allergic individuals to sesame often show cross-reactivity to tree nuts and peanuts. BioFront's MonoTrace sesame kit is highly specific by demonstrating no cross-reactivity to trees nuts and peanuts. Buckwheat is a potent food allergen and though not considered one of the 'Big 8' in the US, it is a common food allergen in asian countries.