Patent ID: 8450074

Claim:
A method for diagnosing a food sensitivity in a horse, followed by determining a biologically active food ingredient comprising the steps of obtaining a sample of saliva from the horse, screening the sample for an IgA antibody reactive to a particular food ingredient and an IgM antibody reactive to the particular food ingredient, and measuring the level of the IgA antibody and the IgM antibody by an immunoassay, and diagnosing the food sensitivity of the horse to the particular food ingredient based on the level of the antibodies, and determining that the level below a predetermined level of both IgA and IgM antibodies in the sample is indicative of non-sensitivity, the particular food ingredient being selected from the group consisting of wheat, gluten, corn, soy, grains, botanicals, oils from seeds, vegetables, and fruit and determining the biologically active food ingredient, wherein the biologically active food ingredient is selected from the group consisting of wheat, gluten, corn, soy, grains, botanicals, oils from seeds, vegetables, and fruit.