Nutrition Myths

Tag - coffee

Is caffeine addictive?

Is caffeine addictive?

Caffeine causes physical dependency and not caffeine addiction as drugs such as opioids. It has different effects on the human brain than addictive drugs.

Caffeine allergy

Caffeine allergy, or allergy to caffeinated beverages such as coffee, is very rare. The known symptoms are hives (urticaria) and anaphylaxis.


Adenosine is a molecule that plays an important role in various parts of the body. It also competes with caffeine for the adenosine receptors in the brain, producing some of the caffeine most common side-effects, like increased energy.