Oral food challenge meal formulations

A kit comprising:

• a non-placebo challenge meal formulation comprising allergen, wherein the allergen is present in the non-placebo challenge meal formulation in an amount of more than about 10% w/w and less than about 25% w/w;
• and
• a placebo challenge meal formulation comprising no food allergen, wherein the placebo challenge meal formulation comprises an additive present in an amount of from about 0.05% w/w to less than 0.9% w/w of the placebo challenge meal formulation, wherein the additive is selected from the group consisting of:
• maltodextrin, dextrin, cyclodextrin and combinations thereof.