Garlic Side Effects
Applies to garlic: oral capsule, oral tablet
Get emergency medical help if you have any of these signs of an allergic reaction while taking garlic: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
Although not all side effects are known, garlic is thought to be possibly safe when taken for a short period of time.
Stop using garlic and call your healthcare provider at once if you have:
redness, swelling, or blistering (when applied to the skin); or
easy bruising or bleeding (nosebleeds, bleeding gums).
Common side effects (especially when eating raw garlic) may include:
unpleasant breath or body odor;
heartburn, burning in your mouth or throat;
nausea, vomiting, gas or
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects.
Some side effects may not be reported. You may report them to the FDA.