Natural Antibiotics You Should Know About

Most of the foods we eat have not one, but two roles. They do indeed bring pleasure to our taste buds, but much more than that, they are also natural antibiotics that can help our bodies cope with cold and infections. Let’s see who they are and how can they help us fortify our defences.

Here are some less well known benefits of natural antibiotics:

  • broad spectrum, alleviating the need to first identify whether it’s a germ or a bacterium
  • no side effects
  • they do not disturb intestinal saprophytic flora, and do not create intestinal transit disorders
  • they boost our overall immune system, making it more resilient in the future
  • bacteria do not develop resistance, so a natural antibiotic that has helped you now will definitely help you next time

10. Caraway (Carum Carvi)

caraway seeds

Originally grown in the Mediterranean Sea, caraway (cumin) is one of those spices that has a distinct flavor and a pretty strong taste. Essential oil extracted from this spice has a high content of antibacterial compounds that can fortify your immune system, and when used in dishes can often help prevent seasonal colds.

You can buy it from any hypermarket, while oils and extracts can be bought from specialised bio pharmacies.


9. Onion (Allium cepa)

onionsThe onion was used as a cure for colds and coughs since ancient Rome, and since then it has been known that onions have wonderful medicinal qualities, being a good analgesic, anti-inflammatory and blood circulation aid. Sulphur found in onion, the one that gives it distinct smell and taste, is also the one that has antibacterial properties. Onion syrup can effectively fight colds and coughs, especially dryness.  Small onion has the highest content of phenols and antioxidants, and is most effective as an antibiotic and is also used to treat bee stings.

You can buy it from any hypermarket, while oils and extracts can be bought from specialised bio pharmacies.


8. Eucalyptus (Eucalyptus obliqua)

Eucalyptus is a natural antiseptic, also used as a powerful anti-inflammatory that can fight infections, bacteria, fungi and viruses. Most often it is found in the form of tea, but can also be found as an extract, oil or syrup. Eucalyptus oil has been used in Australia for a long time, by aborigines to treat infections and wounds and to reduce fever. In the 19th century it was used as a disinfectant in hospitals. Then it was discovered that it acts as an expectorant, so it is also a good remedy for coughing. You shouldn’t ingest eucalyptus directly, but diluted or used for chest, neck, and forehead massages.
Can be bought from specialised bio pharmacies.


7. Citric extract

Like any responsible mother, you already know that citrus has the highest vitamin C content, helping in the prevention of colds. However, citrus extract, especially grapefruit, is also an excellent disinfectant, with incredible antimicrobial and antibacterial properties. Can be found in liquid form, capsules or tablets, or even as a spray. Can also treat eczemas produced by baby diapers. Vitamin C is a vital substance in the development of a healthy body, increasing its ability to mitigate the effects of infections. A study by North Carolina University has shown that vitamin C has been helpful in patients healing from snake bites, and extremely strong viral and bacterial infections.

Can be bought from specialised bio pharmacies.


6. Olive leaves extract

olive leavesIt contains oleuropein, the active ingredient of which has strong antibacterial, and antiviral effects and properties. It has been shown to be effective in fighting chronic fatigue, infections, herpes, and allergies and skin problems. Functioning along the same lines as a broad spectrum antibiotic, it also fights with colds and flu, with respiratory problems and sinusitis. We also add the ability to lower blood sugar, normalize arrhythmias, inhibit oxidation and relax arteries, treat toothache, or those caused by arthritis or hemorrhoids.

Can be bought from specialised bio pharmacies.


5. Manuka honey

A most delicious ingredient, but also effective agent when it comes to bacteria and viruses, comes from Australia and New Zealand. It is highly effective in combating a wide range of pathogens, including the dangerous Staphylococcus aureus, the “meat eater”, which leads to deadly septicemia. Researchers have also noticed that cultures of viruses and bacterias exposed to Manuka honey do not adapt to it, and do not become resistant to it’s effects. Honey from Manuka can treat both the ulcer, infected open wounds, common colds and flu, but also coughing. As a caveat however it should be specified that this honey is not suitable for children less than 1 year old, and for older children pediatric doctors recommend 1 tablespoon 2-3 days.

Warning! It can cause allergies to children. If you notice any unusual side effects, do not hesitate to contact your doctor.

You can buy it from specialized bio shops.

4. Garlic (Allium sativum)

Garlic is perhaps the most beloved ingredient in many European dishes. It is not only very tasty but also a wonderful plant, with the ability to treat a simple ear infection, but also a dangerous pneumonia.It contains a lot of antioxidants that kill free bacteria and free radicals and protect the immune system. Garlic is beneficial in heart disease, cold symptoms, stimulates the immune system and has extremely effective antibacterial properties.  Several scientific researches have shown that sulfuric compounds, allicin, the substance that gives garlic the well known scent,  contribute to the health of the heart.

You can buy it from any hypermarket, extracts and oils from specialized pharmacies.


3. Echinacea

For hundreds of years it has also been used to fight bacteria, including of the most dangerous ones, Staphylococcus aureus, the “meat eater”, and viruses, for the treatment of open wounds, diphtheria and poisoning, herpes, respiratory infections, colds and flu and allergies, while helping the immune system. The most effective part of the plant is root, it draws syrups and oils. Flowers and seeds are most commonly used for teas.

You can buy it from specialized pharmacies.


2. Coconut oil

coconut oilMary G. Enig, a well-known biochemist with a doctorate in nutrition, is the one who discovered the role saturated fats play in diet and health and the potential of coconut oil. She says our body uses a wonder-like ingredient in this oil – monolaurin – to fight various diseases and infections, viruses and bacteria. It was even a very publicized case in the U.S  that a baby born with HIV escaped the virus after being fed a formula of milk rich in coconut oil. Recently, a U.S. physician has seen excellent results when treating helicobacter patients – a dangerous bacteria present in the stomach. They took one teaspoon of virgin coconut oil three times a day. The doctor admitted that coconut oil was much more effective than other antibiotics he used to prescribe.

You can buy it from specialized pharmacies.


1. Oregano oil

Oregano is a popular spice especially used in Italian cuisine. However, it is also effective as a natural antibiotic. A 2001 article in Science Daily confirmed that the antibacterial properties of oregano oil are also effective against staphylococci, inhibiting the development of these bacteria more effectively, compared to standard medical antibiotics, such as penicillin or streptomycin. Researcher Paul Belaiche-Daninos, founding president of the French Institut national de phytothérapie,  has shown that oregano oil can kill 96% of pneumococcal bacteria, 83% of staphylococci and 78% of enterococci, irritating throat, fever, toxic shock syndrome, cystitis, anorexia and strong infections.

Can be found in specialized pharmacies.


Other worth mentioning:

Turmeric (Curcuma longa)

Curcumin, found in the turmeric root, is the main source of antioxidant benefits and antibiotics. It is used in case of gastric ulcers, indigestion, heart disease, and bacterial and viral infections.
The turmeric root can be consumed in the raw form, but most often it is used as a powder. The powder can be eaten either in a drink or sprinkled on food or salads. Also, in concentrated form, curcuma is the ingredient of several dietary supplements, such as Curcuma Pro. It is also available in the form of tincture dissolved in alcohol and liquid turmeric extracts.


Pau D ‘Arco wood

The main compound extracted (for medical purposes) from the wood and bark of the Handroanthus trees, known in Latin America by the common names Pau D’Arco, Poui, or Ipe, is the Lapacha, which has great properties in the fight against infections. Laboratory tests have shown that Pau d’Arco has antifungal properties similar to those of synthetic drugs (ketoconazole). Pau d’Arco is very effective in combating Candida vaginal infections as well as fungal foot infections. Research has shown that this plant can help treat intestinal worms, ulcers, infections and sexually transmitted diseases (STDs).

Pau d ‘Arco can be found in the form of tablets, dried bark tea and tincture. Pau d ‘arco chemical substances that give remarkable therapeutic effects do not dissolve well in water, therefore Pau D’Arco infusions are not recommended.



gingerGinger contains the compounds known as gingerols that have proven effective against gram-negative bacterias of the Enterobacteriaceae , as well as against a number of bacterias in the oral cavity. Ginger can kill cancer cells, reduce inflammation in the cranial area and relieve or cure intestinal problems such as ulcer, colitis, or gastric reflux. It also has anti corrosive effect and mitigates diarrhea, helping to prevent vomiting.


Colloidal silver

Another natural antibiotic known as such for hundreds of years, with specific action on certain cellular structures – cells without a chemically resistant cell wall will be affected by the action of the silver, cells such as those of the bacteria and some extracellular viruses or some non infectious retroviruses. Colloidal silver can be used both internally and externally. When orally administered, in order to improve absorption it is recommended to keep it a few minutes in the mouth before swallowing it, and also to be taken on an empty stomach. For topic use, colloidal silver can be found in a variety of forms, from raw to gel to be applied to burns and cuts. Besides the fact that the pain caused by them disappears almost immediately after application, the colloidal silver speeds up the healing process and helps in the rapid scarring of the wounds without any traces.


Garlic and other strong natural antibiotics listed in this article should never be used to replace the medications prescribed by your doctor. Many infections can be very serious or even fatal if they are not treated properly. Also, if you are pregnant or breastfeeding, consult your doctor before using any of these powerful natural antibiotics, even if they are extracted from herbs and foods.

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