10 Health Benefits of Garlic: A Clove a Day Keeps the Doctor Away

Health Benefits of Garlic. Garlic, a culinary staple known for its distinct aroma and flavor, is not just a key ingredient in various cuisines worldwide but also a powerhouse of health benefits. Renowned for its therapeutic properties since ancient times, garlic has been a subject of interest among nutritionists and health enthusiasts.

Health Benefits of Garlic A Clove a Day Keeps the Doctor Away Garlic Nutritional Chart

Garlic, a staple in global cuisines, is cherished for its unique flavor, impressive nutritional profile, and health benefits. Here’s an in-depth look at the nutritional value of 100 grams of raw garlic, alongside insights into how it supports health, according to sources like the USDA, heart.org, nccih.nih.gov, and cancer.gov.

Nutritional Chart for 100g of Raw Garlic

  • Calories: 149 kcal (7% of recommended daily intake)
  • Carbohydrates: 33.1 g (11%)
  • Fiber: 2.1 g (8%)
  • Fats: 0.5 g (1%)
  • Protein: 6.4 g (13%)
  • Vitamin B6: 1.2 mg (62%)
  • Vitamin C: 31.2 mg (52%)
  • Thiamin (Vitamin B1): 0.2 mg (13%)
  • Riboflavin (Vitamin B2): 0.1 mg (6%)
  • Manganese: 1.7 mg (84%)
  • Selenium: 14.2 mcg (20%)
  • Calcium: 181 mg (18%)
  • Copper: 0.3 mg (15%)
  • Phosphorus: 153 mg (15%)
  • Potassium: 401 mg (11%)
  • Iron: 1.7 mg (9%)

Garlic also contains vitamins A, E, and K, Niacin, Folate, Pantothenic acid, and Choline, and minerals like Zinc, Magnesium, and Sodium in smaller amounts.

Did You Know?

Allium Family: Garlic belongs to the same plant subfamily as onions, highlighting their shared characteristics and health properties.

Vegetable Classification: Contrary to common belief, garlic is classified as a vegetable, not an herb or spice.

Cholesterol Reduction: Garlic can significantly lower total cholesterol levels by 10-15%, supporting cardiovascular health.

Immune System Boost: It has been proven to enhance the immune system’s effectiveness and reduce the severity and duration of cold and flu symptoms.

Cancer Risk Reduction: Garlic intake is associated with a decreased risk of certain cancers, including colorectal and stomach cancers, thanks to its bioactive compounds.

Is Garlic Good for the Heart?

Garlic is fantastic for heart health. It’s packed with sulfur-containing compounds such as allicin, which gives garlic its distinctive smell and contributes to its health-promoting properties. Studies suggest garlic can positively impact heart health by improving blood pressure, cholesterol levels, and arterial health, making it a valuable ally in preventing cardiovascular diseases.

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10 Health Benefits of Garlic

  1. Lowers Blood Pressure: Garlic supplements have been found to significantly reduce blood pressure in individuals with high levels, comparable to standard blood pressure medication.
  2. Improves Cholesterol Levels: Regular consumption of garlic can lower total and LDL cholesterol levels, potentially reducing the risk of heart diseases.
  3. Antioxidant Properties: Garlic contains antioxidants that support the body’s protective mechanisms against oxidative damage.
  4. Enhances Immune Function: Known for its immune-boosting properties, garlic can help fend off common illnesses like the cold.
  5. Reduces Blood Clotting: The anti-clotting properties of garlic can help prevent the formation of blood clots, improving cardiovascular health.
  6. Detoxifies Heavy Metals: High doses of garlic have been shown to protect against organ damage from heavy metal toxicity.
  7. Improves Bone Health: Garlic has been linked to increased estrogen levels in females, potentially benefiting bone health.
  8. Antibacterial and Antiviral Benefits: Garlic has been used for centuries as a natural antibiotic.
  9. Enhances Physical Performance: Garlic can help improve exercise performance, making it a great addition to the diet of those with active lifestyles.
  10. Supports Longevity: Given its impact on risk factors like blood pressure, it’s plausible that garlic could help you live longer.

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Three Reasons a Heart Loves Garlic

  1. Improves Arterial Health: Garlic’s ability to reduce blood pressure and cholesterol levels directly benefits arterial health, preventing the hardening of the arteries (atherosclerosis).
  2. Antioxidant Impact: The antioxidants in garlic help prevent heart diseases by combating oxidative stress, a critical factor in developing cardiovascular conditions.
  3. Anti-inflammatory Effects: Garlic has anti-inflammatory properties that can reduce the risk of heart disease by fighting inflammation in the body.

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FAQs on the Health Benefits of Garlic

Q: How much garlic should I consume for health benefits?

A: While there’s no one-size-fits-all recommendation, consuming 1-2 cloves of raw garlic daily can benefit health. Garlic supplements should be taken as per the dosage recommended by the manufacturer or a healthcare provider.

Q: Can garlic interact with medications?

A: Yes, garlic can interact with certain medications, including blood thinners and drugs for HIV/AIDS. Always consult with a healthcare provider before starting any supplement regimen.

Q: Is raw garlic better than cooked garlic?

A: Raw garlic contains more allicin, the active compound, than cooked garlic. However, cooking garlic can still provide health benefits and may be more palatable for some people.

Q: Can garlic help in weight loss?

A: Garlic is believed to have potential weight loss benefits due to its ability to boost metabolism and help burn fat. However, it should be used as part of a balanced diet and healthy lifestyle for effective weight loss.

Q: Is garlic beneficial for skin health?

A: Yes, garlic has antioxidant, antibacterial, and anti-inflammatory properties that can benefit skin health. It may help treat acne, reduce skin infections, and promote overall skin health when used topically or consumed in moderation.

Q: How does garlic improve digestive health?

A: Garlic stimulates digestion and appetite. Its antibacterial and antiseptic properties can help fight against intestinal bugs and promote a healthy gut. However, excessive consumption can irritate the digestive tract in some individuals.

Q: Can eating garlic help prevent cancer?

A: Studies suggest that regular consumption of garlic may lower the risk of certain types of cancer, such as stomach and colorectal cancers, due to its antioxidant properties and ability to inhibit cancer cell growth.

Q: Does garlic have any benefits for hair health?

A: Garlic’s high sulfur content and antimicrobial properties can help strengthen hair roots and reduce hair fall. Applying garlic-infused oil may also promote hair growth, but more research is needed.

Q: How can garlic support mental health?

A: Garlic contains antioxidants that may protect brain health by combating oxidative stress, reducing inflammation, and potentially lowering the risk of neurodegenerative diseases like Alzheimer’s and dementia.

Q: Is garlic effective in treating cold and flu?

A: Garlic has been traditionally used to boost the immune system and reduce the severity of cold and flu symptoms. Its antiviral and antimicrobial properties can help fight infections, though it’s not a substitute for medical treatment.

Q: Can garlic reduce the risk of heart disease?

A: Yes, garlic can positively affect heart health by lowering blood pressure, reducing cholesterol levels, and preventing plaque formation in the arteries, thereby reducing the risk of heart disease.

Q: Are there any side effects of consuming garlic?

A: While garlic is safe for most people when consumed in food amounts, excessive intake can lead to digestive issues, bad breath, body odor, and, in rare cases, allergic reactions. It’s also advisable to consult a healthcare provider before taking garlic supplements, especially if you’re on medication.

Q: How should garlic be consumed for health benefits?

A: Garlic can be consumed raw or cooked, though raw garlic preserves more of its beneficial allicin. Garlic supplements are also available for those who wish to avoid its strong taste. Consult with a healthcare provider for the recommended dosage.


Garlic is more than just a flavor enhancer for your dishes; it’s a potent natural remedy with many health benefits, especially for the heart. Incorporating garlic into your daily diet can contribute significantly to cardiovascular health, offering other health benefits like improved immune function and antioxidant protection. As with any supplement or dietary change, it’s essential to consult a healthcare professional, especially if you have existing health conditions or are taking medication. Embrace the power of garlic and let your heart reap the rewards of this ancient superfood.

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