Oil of Oregano Liquid
Scored by the Formulate Research Team · Last reviewed July 2026
Score Breakdown
Three factors carry this score; three more are checked separately and can only take points away. Hover or tap to see what drove each one.
Ingredients per Serving
| Ingredient | Amount |
|---|---|
| organic wild Mediterranean Oregano Oil | 30 mg |
| organic cold pressed extra virgin Olive Oil | 120 mg |
Certifications & Testing
Other Ingredients
organic cold pressed, Extra Virgin Olive Oil, natural Vitamin E
Recommended Use
Suggested Usage: 4 drops daily directly in mouth, mixed with water, or as directed by a health professional. A sensation of warmth is normal.
Warnings
Avoid contact with eyes. Keep out of reach of children. Sealed for your protection. Do not use if seal is broken.
Frequently Asked Questions
What is Natural Factors Oil of Oregano Liquid's Formulate score?
Natural Factors Oil of Oregano Liquid scores 66 out of 100 (grade B-) on Formulate's ingredient-level rubric: clinical evidence, dose accuracy and bioavailability carry the score, while manufacturing, transparency and safety are checked separately and can only deduct.
Is Natural Factors Oil of Oregano Liquid worth it?
Natural Factors Oil of Oregano Liquid scores 66/100 (grade B-). That's a middling result — it has real shortcomings in dose, ingredient form, or transparency that pull it below stronger options in the same category. Formulate grades every product with the same automated rubric, so the score reflects the formula — not marketing or sponsorships.
What's in Natural Factors Oil of Oregano Liquid?
Each serving contains organic wild Mediterranean Oregano Oil (30 mg), organic cold pressed extra virgin Olive Oil (120 mg). Serving size: 0.16 mL. 369 servings per container.
How do I take oil of oregano liquid?
Suggested Usage: 4 drops daily directly in mouth, mixed with water, or as directed by a health professional. A sensation of warmth is normal.
Who makes Oil of Oregano Liquid?
Oil of Oregano Liquid is made by Natural Factors. See Formulate's full grade and product lineup for Natural Factors on its brand page.
Is Natural Factors Oil of Oregano Liquid third-party tested?
Natural Factors lists the following certifications and testing for this product: Gluten-Free, Dairy-Free.
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Disclosure. Formulate may earn a commission from purchases made through links on this page. Commissions never influence scores — every product is graded by the same automated rubric. This page is for educational purposes only and does not replace advice from a qualified healthcare provider.