The Beet, Red Allergy Test is a blood test used to determine if you are allergic to Beet, Red. Hypersensitivy to Beet, Red is assessed using a qualitative allergen specific IgE test. If you are concerned that you may be allergic to Beet, Red it is important to get tested. Such hypersensitivities tend to get worse over time and can result in anywhere from mild often unnoticed symptoms to life threatening reactions.