Emollient

Hypericum Perforatum Oil

INCI: HYPERICUM PERFORATUM OIL

Reviewed by Kate · Last updated 14 Aug 2026

Also known as: Hypericum Perforatum Oil

A botanical oil traditionally used to support skin soothing and comfort

Best For Skin Types

All, Dry, Sensitive

Addresses

Dryness, Sensitivity, Barrier repair

Usage Frequency

Daily

What Is Hypericum Perforatum Oil?

Hypericum Perforatum Oil is a fixed oil derived from the flowers, leaves, and stems of St. John's Wort, a plant native to Europe. The oil is typically prepared through maceration—steeping the plant material in a carrier oil over several weeks—and contains compounds including hypericin, flavonoids, tannins, and essential oils.

In skincare formulations, Hypericum Perforatum Oil functions as an emollient, helping to soften and moisturise the skin. It has a long history of use in traditional and clinical settings for supporting skin comfort, though modern research into its cosmetic applications remains limited.

How It Works

As an oil, Hypericum Perforatum works primarily through occlusion—creating a protective layer on the skin that helps reduce water loss and maintain hydration. The bioactive compounds present in the oil, particularly hypericin and flavonoids, are thought to have soothing properties, though the specific mechanisms in cosmetic use are not fully understood.

The oil's traditional use in wound care and skin recovery suggests potential benefits beyond basic moisturisation, but evidence in non-clinical contexts remains limited.

Clinical Evidence & References

Clinical research on Hypericum Perforatum Oil has primarily focused on therapeutic rather than cosmetic applications. Studies examining its use during cancer treatment-related skin toxicity and in managing chronic skin ulcers showed promising results when combined with other botanical oils, though these represent medical rather than everyday skincare contexts.

In standard cosmetic use for general skin health, robust clinical evidence is limited. The ingredient appears well-tolerated and safe for topical application, but claims about specific skincare benefits would benefit from further investigation in non-clinical populations.

How to Use

Hypericum Perforatum Oil can be used as part of your evening routine or layered under a moisturiser if you find it too occlusive alone. As with any new ingredient, particularly if you have sensitive skin, introduce it gradually and patch test first. A small amount goes a long way, so apply sparingly to avoid excessive greasiness.

Safety & Precautions

Hypericum Perforatum Oil is generally well-tolerated in topical cosmetic use. Those taking photosensitising medications or with a history of sensitivity to St. John's Wort should exercise caution, as hypericin can increase photosensitivity.

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