Oral food challenge meal formulations

A kit comprising:

• a challenge meal formulation comprising no food allergen (i.e. a placebo challenge meal formulation);
• and
• a challenge meal formulation comprising allergen, wherein the allergen is present in the challenge meal formulation in an amount of more than about 10% w/w and less than about 25% w/w (i.e. a high-dose, non-placebo challenge meal formulation);
• wherein the placebo challenge meal formulation comprises an additive present in an amount of up to about 1.5% w/w of the oral food challenge meal formulation, wherein the additive is selected from the group consisting of:
• maltodextrin, dextrin, cyclodextrin and combinations thereof.