Garlic Essential Oil: Contraindications, Side Effects, Benefits And Uses

Long ago, long before the emergence of modern medicine, treatments for diseases or ailments were treated with natural medicine, the ancestors trusted in the benefits that nature offered and thus remained healthy.

One of the plants used in those times, as a natural medicine, is garlic, the Sumerian civilization being the one who used it the most.

Garlic is a plant belonging to the bulbous perennial herbaceous family (liliacea), and is widely used as a flavoring condiment for meals and as a treatment in natural medicine, thanks to its composition and properties.

What is garlic oil?

Garlic oil is a substance that is obtained from crushing garlic bulbs, it is one of the purest oils, because it does not undergo another treatment to obtain it and from which all its properties can be used, to treat conditions such as flu, fever and cold.

Origin of garlic oil

The origin of garlic oil dates back many years, approximately 3,500 years BC, in western Asia (Kyrgyzstan), the Mediterranean and adjacent areas, where its cultivation spread.

Currently, its cultivation was established in China, being the first garlic producers worldwide.

History of garlic oil

As for the history of the, it is established for more than 7000 years, being native of western and middle Asia, to be incorporated in Asia and Europe.

Subsequently, the Egyptians used it both medicinally and in the culinary area as a seasoning for sauces for vegetables; it is said to be as old as the pyramids of Giza and there is evidence of its use and cultivation.

In the Middle Ages, it was highly valued for treating and protecting against epidemics and plagues; for which it was valued by both Greeks and Egyptians, to such an extent that the Greek physician Hippocrates, father of Western medicine, used it in some cancer therapies.

It is said that, during World War II, it was used as a substitute for antibiotics, to treat the wounded.

At the beginning of the seventeenth century, garlic was used only by the lower class, because due to the strong smell that it emanated, it was rejected by the upper class.

At the present time, it is cultivated almost all over the world, being Asia where the world’s largest garlic production is found (80%), followed by China, India, Republic of Korea and Egypt.

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What are other names for garlic oil?

Garlic oil is known by the same name, however garlic is also known as white garlic; Its scientific name is Allium sativum, allium comes from the selta which means “to burn” and sativum , a Latin adjective that refers to “ cultivation”.

Garlic oil characteristics

Garlic oil is rich in amino acids, with antibacterial and antiseptic effect, it has selenium, vitamins A, B1, B2, E and C, as well as the minerals calcium, phosphorus, iron, which make it a great diuretic and provides antioxidant properties, and helps control cholesterol.

Active components of garlic oil

Among the main active compounds that garlic oil has are: allyl bisulfide (60%), allyl tetrasulfide, allyl trisulfide and allylpropyl bisulfide, alkyl polysulfides, allylvinylsulfoxide and divinyl sulfide.

Components that make it a very effective oil, rich in allicin, citral, phelandrene, alipropyl disulfite, geraniol, linalool, selenium, germanium.

Structure and chemical composition of garlic oil

Garlic is 65% made up of water, the dry weight of carbohydrates containing fructose, free amino acids, sulfur, proteins and fiber.

It also contains high levels of saponins, phosphorus, potassium, sulfur, zinc, moderate levels of selenium and vitamins A and C, and low levels of calcium, magnesium, sodium, iron, manganese, and B-complex vitamins and a high phenolic content.

Most of the components are soluble in water (97%) and a small amount of them are soluble in oil (0.15-0.7%)

Among other components are Vitamin B6, Vitamin C, Folic acid, Niacin, Pantothenic acid, Niacin, Amino acids such as: arginine, aspartic acid, valine lysine, glutamic acid, the essential oil has sulfur, alliin, fructose and glucose, other minerals as manganese, selenium, sodium, and copper.

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How is garlic oil extracted?

The process by which garlic oil is extracted is by decantation or pressure; the peeled garlic bulbs or cloves are pressed until the oil separates from the pieces; Separate the oil from the rest of the garlic with a strainer, store the garlic oil in an airtight jar and refrigerate.

Benefits and properties of garlic oil

Garlic oil, thanks to its components, gives it the following benefits and medicinal properties:

  • It helps in blood circulation, and to fight heart attacks, angina, varicose veins or hemorrhoids.
  • It is a natural diuretic.
  • It favors the expulsion of parasites, especially for children.
  • It acts as a digestive, helping to digest food well and thus avoid overloading the liver, spleen or kidney.
  • Its bactericidal action acts against mild diseases that affect the respiratory digestive system or the skin.
  • Due to its components in sulfur and phosphorus, they provide sedative properties.
  • Garlic oil capsules are being used in weight control diets.
  • Research is ongoing to determine its action against cancer.
  • Control allergies.

Among the properties of garlic oil:

  • Antibacterial and antiseptic.
  • Purifying the blood.
  • Antispasmodic.
  • Diuretic.
  • Cholagogue (facilitates the expulsion of bile)
  • Anti-inflammatory, antifungal.

Garlic oil for skin

According to the antibacterial, antiseptic and antifungal properties, garlic oil helps against diseases that affect the skin such as psoriasis, athlete’s foot, warts.

It helps to regenerate the skin and tissues, providing a healthier appearance, and allowing it to recover from wounds and conditions.

A study in Phytotherapy Journal was carried out where the antifungal properties of garlic against diseases were highlighted, Malassezia, Candida; as well as a study by Journal Nutrition determined the ability of garlic to counteract skin cancer, thanks to its high concentration of phytochemicals.

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Garlic oil for weight loss

Garlic can be used as a supplement in weight loss regimes; it inhibits the function of adipogenic tissues (endocrine organ), increases thermogenesis (heat in the body), in addition to helping to reduce bad cholesterol.

The Koreans conducted a weight control study, fed mice a fattening diet for eight weeks, then served the same diet but with 2-5 percent garlic, for a further seven weeks, resulting in reduction of the body weight and fat stores of the mice.

However, any treatment that is being used to lose weight must be accompanied by a healthy diet and an exercise routine.

Garlic oil for wrinkles

The aging of the skin is presented by different factors, including stress, environmental agents and even unhealthy eating; the composition of garlic oil in Salil cysteine, protects the skin from damage and prevents the formation of wrinkles.

Thanks to the antioxidant and anti-inflammatory properties, they favor the elimination of free radicals, and improve blood circulation.

Garlic oil for acne

Garlic oil thanks to its content of selenium, allicin, vitamin C, copper and zinc, components that promote good skin health, especially Zinc, which helps control the production of sebum, the main cause of acne.

Its anti-inflammatory properties help to relax the skin, in addition to having mucilaginous and starchy substances, they accelerate the maturation process of boils or accesses, pimples on the skin and thus naturally deflate without affecting the skin, helping to regenerate tissues, contributing antiseptic and antibacterial properties.

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Garlic oil for deworming

Among the mineral components that garlic oil provides is sulfur, and it gives it deworming properties against Ascaris and Enterobius parasites .

It is used preventively, it does not directly prevent the production of parasite eggs, but it does prevent the eggs of some parasites from turning into larvae.

In Persia, 9th century, the use of garlic was as an additive but not as a dewormer; it is added to certain commercial homeopathic or allopathic antiparasitics, combined with substances derived from plants.

Garlic oil for hair loss

The use of garlic oil for hair provides nutrition to the scalp, stimulates blood circulation allowing hair to grow healthy and strong; Thanks to the sulfur it provides keratin to the hair, selenium associated with Vitamin E, improves the appearance of the hair.

It provides vitamin C that stimulates the production of collagen, just as vitamin B6 prevents hair loss, minerals such as calcium, copper and iron that stimulate hair growth and maintenance.

According to the antifungal properties of garlic oil, it prevents the formation of dandruff, in addition to calming the irritation and inflammation caused by this condition, due to its sulfur content, it increases blood circulation in the scalp, allowing better absorption of nutrients. favorable to hair health.

Garlic oil against infections

The active compound allicin , contained in garlic oil, provides antimicrobial properties against different bacteria, fungi, parasites and viruses that affect the skin or the body, such as Escherichia coli, Candida albicans and Giardia lamblia.

Likewise, it helps fight ear infections caused by colds and respiratory congestion.

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The active component allicin of garlic oil, relieves not only pain and inflammation of the tooth, but also acts as an antibacterial reducing infection and also preventing the formation of tooth decay.

Use of garlic oil during pregnancy

The use of garlic oil can help treat certain health problems that often occur during pregnancy, such as poor blood circulation, high blood pressure, as well as reducing cholesterol levels.

It can help reduce fatigue, as well as its antibacterial properties, act against vaginal infections, yeast hypersensitivity syndrome and chronic candidiasis.

However, it is recommended or exceeded the recommended dose, as well as not to consume before, during or after delivery, because it could accelerate bleeding.

Aromatherapy and garlic oil

In Egyptian times, garlic was considered a ” plant of the gods “; Although its use is not intended for perfumery, this oil is used in medicinal aromatherapy to alleviate respiratory conditions.

Despite providing therapeutic benefits, garlic oil is not well known or used in aromatherapy, due to its intense aroma, which can be very penetrating in certain situations. To counteract this, it is recommended to mix the oil with other more traditional essential oils.

How to make homemade garlic oil?

Next, it is detailed how to make homemade garlic oil:


  • 6 garlic bulbs
  • 4 cups olive oil (virgin or refined)
  • The juice of a lemon
  • A baking dish
  • A clean and sterilized glass bottle to store the oil.
  • A Chinese type strainer.

Making garlic oil

  • Peel the garlic cloves and reserve them, heat the oven to 250 degrees.
  • Place the garlic cloves in a container with the lemon juice, mix, reserve the lemon juice, place the garlic in a container and apply the olive oil, until the garlic is completely covered; place in the oven for approximately 45 minutes.
  • Remove from oven and let cool.
  • With the strainer filter the oil into the glass container, place the garlic together with the lemon juice, mix well and it is ready to use.

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Garlic oil contraindications

  • It is not recommended for use by people with clotting problems, because it thins the blood and in high doses it can cause bleeding.
  • Patients with thyroid problem are not recommended for use.
  • Garlic oil capsules are not recommended for pregnant women or diabetics.
  • People diagnosed with a delicate stomach should not exceed its use.
  • Its external use is not recommended, because it can cause dermatitis.

The dangers of botulism

Botulism is an infection that is caused by the consumption of packaged foods that are in poor condition, especially canned foods and sausages.

The bacteria that cause botulism are called Clostridium botulinum , and they can spread in certain foods when they lack oxygen exposure, such as garlic in oil.

When homemade garlic-infused oil is made, it must be refrigerated, because otherwise it is left unrefrigerated or kept for a long time at room temperature, there is a risk that this bacterium will reproduce and the person can become ill.

Symptoms that reflect the presence of botulism:

  • Dizziness
  • Blurred or double vision
  • Difficulty breathing, swallowing, and speaking
  • Paralysis, which can get complicated over time.
  • Bad breath and body odor, upset stomach or heartburn.
  • In case these symptoms persist, the person should see a doctor.

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Garlic oil datasheet

  • Common Name: Garlic Oil
  • Scientific name: Allium Sativum
  • Appearance : Pale yellow to reddish orange transparent liquid
  • Properties: Antibacterial, antiseptic, antioxidant, blood cleanser, Antispasmodic, Diuretic, Cholagogue (facilitates the expulsion of bile), -Anti-inflammatory, antifungal.
  • Contraindications: It is not recommended for people with coagulation problems, because it thins the blood and in high doses it can cause bleeding. Garlic oil capsules are not recommended for pregnant women or diabetics. Patients with thyroid problem. People diagnosed with a delicate stomach should not exceed its use. Its external use is not recommended, because it can cause dermatitis.
  • Specific Gravity: 1.04000 to 1.09000 at 25.00 ° C
  • Pounds / Gallon : 8,654 to 9,070
  • Refractive index : 1.55900 to 1.57900 at 20.00 ° C
  • Flash Point : 130.00 ° F. TCC
  • Odor type : alliaceous
  • Smell: intense garlic
  • Insolubility: in glycerin, alcohol, propylene glycol
  • Solubility : fixed oils, min. Petroleum
  • Density: 1.046-1.057 (1515 c)

Almost all essential oils

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Kathie Sand always saw the world of beauty as the terrain on which to build her professional career, a goal that was clear to her when she was only 15 years old. Her great concern to expand knowledge led her to settle in Paris where she studied hand in hand with the best beauty professionals and with the most advanced techniques for skin care.

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