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Garlic
  • Treatments
  • Herbal Supplementation

Garlic

Generic name: garlic [ GAR-lik ]
Brand name: Garlic Oil
Dosage forms: oral capsule (-); oral tablet (-)
Drug class:Herbal products

Medically reviewed by Drugs.com on Apr 4, 2022. Written by Cerner Multum.

What is garlic?

Garlic is an herb also known as Ail, Ajo, Allii Sativi Bulbus, Allium, Allium sativum, Camphor of the Poor, Da Suan, Lasun, Lasuna, Nectar of the Gods, Poor Man's Treacle, Rason, Rust Treacle, or Stinking Rose.

Garlic is a commonly used food and flavoring agent. When used as a food product, garlic is not likely to produce health benefits or side effects. When used as a medicinal product, garlic may produce both desired and unwanted effects on the body.

Garlic products sold as health supplements may vary widely in amount of allicin, the active ingredient in garlic. Allicin is unstable and can be reduced in garlic products that are aged to reduce odor. Odorless garlic may contain little to no allicin. The lower the amount of allicin, the less effective a garlic product might be.

Garlic taken orally (by mouth) has been used in alternative medicine as a possibly effective aid in treating high blood pressure, coronary artery disease (hardened arteries), stomach cancer, colon cancer or rectal cancer, and in preventing tick bites. Garlic applied to the skin may also be possibly effective in treating fungal skin infections such as ringworm, jock itch, or athlete's foot.

Garlic has also been used to treat high cholesterol, stomach ulcers caused by H. pylori, cancer, or circulation problems in the legs. However, research has shown that garlic may not b...