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
EWG Safety Score
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.
Published Research
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Journal of the American Academy of Dermatology, 2017, volume 76, issue 6, pages 1054-1061 Journal of the American Academy of Dermatology, 2017
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Contact Dermatitis, 2018, volume 78, issue 1, pages 3-10 Contact Dermatitis, 2018
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
Frequently Asked Questions
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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
Related Ingredients
Hamamelis Virginiana Water
A plant-derived water with antioxidant and skin-conditioning properties
Hamamelis Virginiana Leaf Extract
A plant extract with purifying and antioxidant properties, traditionally used in skincare
Hamamelis Virginiana Extract
A traditional botanical extract with tannins that may help regulate sebum and calm inflammation
Hamamelis Virginiana Leaf Water
A plant-derived astringent traditionally used to support skin clarity and tone
Hamamelis Virginiana Flower Water
A plant-derived water that gently tones and soothes without over-drying
Hamamelis Virginiana Bark/Twig Extract
A plant extract traditionally used to help refine pores and balance oily skin
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