Synopsis

Source of validity: Scientific
Rating (out of 5): 2

Oregano (Origanum vulgare) has been traditionally used for its antimicrobial properties, and in recent years, its essential oil—especially the compound carvacrol—has attracted scientific interest for antifungal activity. Several in vitro studies have demonstrated that oregano essential oil can inhibit the growth of dermatophytes, including Trichophyton rubrum and Trichophyton mentagrophytes, the primary fungi responsible for Athlete's Foot (tinea pedis). These studies suggest that oregano oil disrupts fungal cell membranes, leading to cell death. However, the majority of the evidence is laboratory-based, using fungal cultures rather than human subjects.

There are only a few small, preliminary clinical studies or case reports evaluating topical oregano oil for Athlete's Foot in humans. These suggest some benefit, but sample sizes are small and methodologies are inconsistent. Importantly, pure oregano oil can be irritating to the skin, and its safety profile for prolonged use is not well established.

In summary, while laboratory evidence supports the antifungal potential of oregano oil against the fungi that cause Athlete's Foot, high-quality clinical trials in humans are lacking. Therefore, the use of oregano for this condition is justified more by promising scientific findings than by robust clinical validation, resulting in a moderate evidence rating.

More about oregano
More about Athlete's Foot

Other ingredients used for Athlete's Foot

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Products containing oregano

Nature's Sunshine Candida Clear
Nature's Sunshine Seasonal Defense
Nature's Sunshine Yeast/Fungal Detox