The listings of research below represents a compilation of scientific articles found on the topic, with a very brief overview description of each article/study. This compilation of research articles does not necessarily imply that there are adequate results to demonstrate safe and/or effective human use of any herb listed.
The chemotype variation of geranium based on environmental conditions related to the astringent tannin content was discussed. From: Bate-Smith, E. C. (1981). Astringent tannins of the leaves of Geranium species. Phytochemistry, 20(2), 211-216.
Extracts of white tea, rose, and witch hazel had a protective effect on human dermal fibroblast cells against hydrogen peroxide induced damage. From: Thring, T. S., Hili, P., & Naughton, D. P. (2011). Antioxidant and potential anti-inflammatory activity of extracts and formulations of white tea, rose, and witch hazel on primary human dermal fibroblast cells. Journal of Inflammation, 8(1), 27.
Anti-inflammatory activity of witch hazel applied topically to the skin was demonstrated. From: Korting, H. C., Schäfer-Korting, M., Hart, H., Laux, P., & Schmid, M. (1993). Anti-inflammatory activity of hamamelis distillate applied topically to the skin. European journal of clinical pharmacology, 44(4), 315-318.
Witch hazel applied topically to the skin after sun exposure was anti-inflammatory. From: Hughes-Formella, B. J., Filbry, A., Gassmueller, J., & Rippke, F. (2002). Anti-inflammatory efficacy of topical preparations with 10% hamamelis distillate in a UV erythema test. Skin Pharmacology and Physiology, 15(2), 125-132.
A witch hazel ointment was an effective and safe treatment for certain skin disorders in young children. From: Wolff, H. H., & Kieser, M. (2007). Hamamelis in children with skin disorders and skin injuries: results of an observational study. European journal of pediatrics, 166(9), 943-948.
The use of plants to treat skin conditions was reviewed. Plants identified included Calendula officinalis, Chamomilla recutita, Glycyrrhiza (licorice), Hamamelis virginiana (witch hazel), Melissa officinalis (lemon balm),and Plantago major (plantain). Conditions includedacne, dermatitis, herpes simplex, and psoriasis. From: Brown, D. J., & Dattner, A. M. (1998). Phytotherapeutic approaches to common dermatologic conditions. Archives of dermatology, 134(11), 1401-1404.
An extract using meadowsweet to reverse aging in skin and hair was developed. From: Scancarella, N., Reinhart, G., & Russ, J. (2005). U.S. Patent Application No. 11/070,631.
Lemon juice is commonly used as a skin astringent. From: Goswami, S., Sharma, P., & Shivhare, Y. (2011). Phytopharmaceuticals as Cosmetic Agents: A Review. Research Journal of Topical and Cosmetic Sciences, 2(1), 11.