*For some, garlic can be the cause of heartburn as well as flatulence.
* Especially raw garlic can cause problems on your gastrointestinal system, allergic reactions and bleeding.
* Allergen : Diallyl sulfide is an allergen and irritant. The allergy generally begins on the fingertips; it cannot be prevented by using gloves because the compound penetrates most commercial type gloves. It can cause rhinitis, contact dermatitis and allergic asthma in susceptible persons. Because diallyl sulfide allergy is rare, diallyl sulfide has not been included in allergy tests, but it has been recommended for inclusion in tests in the future.
==The benefits of garlic are==