We can have healthy antioxidants in our body by drinking coffee. Our cells can be protected by these antioxidants which is helpful in keeping us healthy. Coffee is good for our brain. The health of the heart can be maintained by coffee. Except for its health benefits, we can come across with its allergy. Coffee allergy can leads to skin problems (like rashes, hives, eczema and severe itching), headache, anxiety, swelling of the tongue, glands or throat, fatigue and dizziness etc. The test which is conducted to examine coffee allergy is termed as the allergen, individual-food coffee test.