Can Dogs Eat Oregano and Is Oregano Oil for Dogs Safe

Oregano, Greek oregano, wild marjoram, origanum or Origanum vulgare is an aromatic flowering plant that belongs to the mint or sage family native to Mediterranean region and western parts of Asia, However, it is also cultivated in other parts.

Its dried or fresh leaves are used in various cuisines including in some Italian, Argentine, Mediterranean basin cuisines, etc., especially in the roast, fried, grilled, dishes such as fish, vegetables, beef, lamb, poultry as well as in pizza.

Can dogs eat oregano
Can dogs eat oregano

Oregano oil extracted from this plant leaves is used in some dietary supplements and folk medicine. It has some proven anti-disease effect. ,

Finally, in some places, it is used as an ornamental plant planted in gardens and for landscaping.

Can dogs eat oregano?

No. Dogs should not eat oregano because it is toxic, i.e., it is a gastrointestinal irritant, notes ASPCA. In case these pets ingest it, they may vomit, diarrhea or have abdominal and oral discomfort. This is the same case for cats.

Wag Walking includes symptoms such as low blood glucose, gastrointestinal ulcers, decreased heart rate, clotting disorders. However, these symptoms are rare.

Its toxicity is considered mild and it is due to polyphenols such as carvacrol and thymol as well as flavones, monoterpenes, and monoterpenoids.

However, this is not the same standpoint of all veterinarians. Some consider it beneficial to dogs including its essential oil. and Wish Bone Pets note that this herb is safe for dogs if given in moderation.

Oregano is a good source of dietary fiber, iron, manganese, copper, zinc, as well as vitamins including folate, niacin, thiamine, pantothenic acid, pyridoxine, riboflavin, vitamin E and K. Additionally, it has polyphenolic flavonoid antioxidants as well as antioxidant vitamin A and C.

According to, some of its benefits include having antibacterial, antifungal and anti-inflammatory properties. It also helps relieve indigestion, diarrhea, and it is rich in antioxidants and polyphenols that fight against cancer.

However, this herb may worsen bleeding disorders, and in diabetic canines, consult your vet before using it since it does lower blood sugar.

When feeding oregano to dogs, take a pinch of dried ground leaves or chop its fresh leaves and sprinkle it over their food. Keep the amount to be very small.

Oregano oil for dogs

Oregano essential oil has phenols such as carvacrol and thymol as well as other chemical compounds including terpenes (monoterpenes and monoterpenoids) spathulenol, p-cymene, β-fenchyl alcohol, and caryophyllene. A good example is the100% Now Essential Oils, Oregano.

a). Is oregano oil safe for dogs

Is it safe? Again, there is divided opinion on the oil with some listing so many benefits, some of which we are going to discuss.

If you use it, always go for a therapeutic grade. If diluted, oregano essential oil is ok or safe for your canine friend when given in very small amounts. We are talking about using a few drops and diluting these drops with a good quality carrier oil.

Oregano oil is one of the Natural ANTIBIOTICS for Dogs together with others such as Pau D’Arco, olive leaf, clove, and thyme available at that will hinder the reproduction of gram-negative and gram-positive flora bacteria.

Secondly, only use it after you talk before trying any of the applications or uses which include the following:

b). Oil of oregano for dog skin problems and ear infections

Since it has antibacterial, antifungal and antiparasitic properties, applying it on your dog’s ear may help treat ear infections as well as ear mites.

Also, this oil will not only soothe irritated skin but also treat minor cuts, bruises, and infections. This is due to its antimicrobial and antiseptic properties.

For this use, add a drop of this oil to three teaspoons of coconut, olive or any other good quality carrier oil.

c). Oregano oil for kennel cough

If your fluffy friend has kennel cough characterized by the inflamed upper respiratory tract. i.e., bronchi or trachea, runny nose, cough, lethargy, etc., Dr. Becker, notes oregano oil which has “antiseptic, antifungal, antiviral and antibacterial properties,” will be a good home remedy.

Kennel cough is caused by Bordetella bronchiseptica bacteria or Mycoplasma, as well as some viruses including canine influenza virus, canine pneumovirus, among many others.

For this use or any other, dosages will be 1-3 drops in a teaspoon of carrier oil given thrice a day. This dosage may change depending on the purpose, dog age, and weight.

d). Other uses

Besides fighting bacteria including E. coli, salmonella, Staphylococcus aureus as well as yeast such as candida yeast and giardia parasite, it can also be added to your dog’s toothpaste to help combat various oral bacteria that may cause bad breath.

Side effects

Always check for any signs of allergies or toxicity which may include diarrhea, vomiting, itchiness, swelling, and so on. Talk to your vet in case of any of these symptoms.


Since there is no consensus on the issue of oregano and dogs. More research needs to be done with regard to its safety and oil of oregano benefits to dogs.

See also

We are passionate pet and animal enthusiasts bringing insightful information to ensure your furry, flying or finned friends are happy and in good health. Feed them well and love them always.

We will be happy to hear your thoughts

Leave a reply

Pet Care Advisors