Is Oil of Oregano the Same as Oregano Oil?
Same oil, two names — but not every product labelled 'oregano oil' is the same.

Key takeaways
- 'Oil of oregano' and 'oregano oil' mean the same thing.
- What differs is the product type: essential oil, diluted supplement or culinary infusion.
- Supplements state an amount of oregano oil or extract per serving.
- Never take undiluted essential oil by mouth.
Yes — oil of oregano and oregano oil are the same thing. Both names refer to oil extracted from oregano leaves, usually Origanum vulgare. What matters more is the product type: a concentrated essential oil, a diluted supplement, or a culinary oil infused with oregano.
The three types of oregano oil products
| Type | What it is | How it's used |
|---|---|---|
| Essential oil | Pure steam-distilled oil — very concentrated | Diluted only; never neat |
| Supplement / extract | Oregano oil diluted in a carrier, often in softgels | Swallowed at a labelled dose |
| Culinary oregano oil | Cooking oil infused with oregano | Food flavouring |
What gives oregano oil its power?
Carvacrol and thymol. Learn more in what is carvacrol in oregano oil?[1]
Is wild oregano oil different?
'Wild oregano' usually describes Mediterranean Origanum species grown or harvested wild. It's a marketing term, so check the label for species and amounts.[2]
Oregano oil with black seed oil
Many supplements now pair oregano oil with black seed oil. Discover why in what is oil of oregano with black seed good for?
Two popular oils. One convenient softgel formula. Antidote Supplements Ethiopian Black Seed Oil With Oil of Oregano delivers 3,000 mg Ethiopian black seed oil + 100 mg oregano oil extract per three-softgel serving, with up to 4.64% naturally occurring TQ — 240 softgels, 80 servings per pouch.
Frequently asked questions
Is oil of oregano the same as oregano oil?
Yes. They're two names for the same oil extracted from oregano leaves.
Is oregano essential oil the same as an oregano supplement?
No. Essential oil is concentrated; supplements are diluted to a measured dose.
The bottom line
Oil of oregano and oregano oil are the same. Check whether a product is an essential oil, a supplement or a culinary oil — and always follow the label.
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Two of the most researched plant oils, combined. Here's what oil of oregano with black seed oil is good for — and why so many people take them together.

Carvacrol
What Is Carvacrol in Oregano Oil?
Meet carvacrol — the compound behind oregano oil's reputation.

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Oil of Oregano Side Effects and Safety
The side effects to know and who should avoid oregano oil.

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Sources
- Suntres ZE, Coccimiglio J, Alipour M. The bioactivity and toxicological actions of carvacrol. Crit Rev Food Sci Nutr. 2015;55(3):304-318.
- Leyva-López N, Gutiérrez-Grijalva EP, Vazquez-Olivo G, Heredia JB. Essential oils of oregano: biological activity beyond their antimicrobial properties. Molecules. 2017;22(6):989.