Antioxidant

Hamamelis Virginiana (Witch Hazel) Extract

Reviewed by Daisy · Last updated 14 Aug 2026

Also known as: Witch Hazel, Hamamelis, Hamamelis Virginiana Extract

Plant extract that is a source of antioxidants

What Is Hamamelis Virginiana (Witch Hazel) Extract?

Hamamelis Virginiana (Witch Hazel) Extract is a plant extract that has been used for centuries for its medicinal properties. It is a source of antioxidants, and the extract itself has some soothing properties. However, it is most often used as a toner or astringent, and the common distillation process with alcohol can be irritating and sensitizing to the skin. The volatile fragrance compounds naturally present in Witch Hazel, such as eugenol and limonene, are also known skin irritants. For this reason, rates it as Poor, as the risks of irritation and sensitization outweigh the potential benefits, especially when better, non-irritating alternatives are available.

How It Works

The extract works primarily through its high tannin content, which creates an astringent action—this means it can cause temporary tightening of skin tissue and may help reduce oiliness. The tannins and other phenolic compounds also interact with skin cells to modulate inflammatory pathways, potentially reducing the release of inflammatory mediators associated with irritation and sensitivity.

Laboratory research has shown that hamamelis extract can influence keratinocyte (skin cell) behaviour when exposed to inflammatory triggers, though the degree to which this translates to noticeable effects in real-world skincare remains an area requiring more clinical evidence.

Clinical Evidence & References

In vitro and ex vivo studies demonstrate that hamamelis extract has measurable anti-inflammatory and antimicrobial properties. Research on keratinocytes (skin cells) suggests the extract can inhibit the release of inflammatory signalling molecules at relatively low concentrations, which provides a plausible mechanism for its traditional use in sensitive or inflamed skin.

However, clinical trials in humans remain limited. Whilst the traditional use is well-documented and the biochemistry promising, larger-scale human studies would strengthen confidence in its efficacy for specific skin concerns. The evidence base is stronger for its astringent and anti-inflammatory potential than for claims around wound healing or UV protection in cosmetic contexts.

How to Use

Hamamelis extract is typically found in toners, astringents, and serums rather than as a standalone product. It works best when applied to clean skin, often in the morning or evening depending on your routine. Start with products containing it at lower concentrations if your skin is sensitive or compromised, as the astringent nature may feel drying or potentially irritating to some individuals. If using alongside other active ingredients, introduce gradually to monitor tolerance.

Safety & Precautions

Hamamelis extract is generally well-tolerated by most skin types. However, due to its astringent and potentially drying nature, it may worsen symptoms in those with eczema, rosacea, or very dry or sensitive skin. Patch test before full application if you have reactive skin.

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Part of a family

Hamamelis Virginiana (Witch Hazel) Extract is a variant of Hamamelis Virginiana Water, the form you will most often see on an ingredients list.

A plant-derived water with antioxidant and skin-conditioning properties

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