40 citations
,
June 2013 in “Journal of cosmetic dermatology” This review discusses the widespread use of Brazilian keratin treatments and notes that many contain formaldehyde, marketed as safe despite potential safety concerns, but reports no new clinical results.
18 citations
,
November 2014 in “Journal of Agricultural and Food Chemistry” This study found that ethanol-extracted propolis stimulated hair growth in mice by promoting the proliferation of hair keratinocytes.
16 citations
,
July 2017 in “Rheumatology and Therapy” This review examines the outcomes of treating Brazilian patients with alopecia universalis using tofacitinib and highlights the need for randomized controlled trials to determine optimal dosing and duration.
14 citations
,
January 2015 in “Skin Appendage Disorders” This study examined severe skin reactions, including erythema and eczema-like lesions, associated with Brazilian keratin treatment, suggesting a drug reaction phenomenon rather than solely irritant or allergic origin.
7 citations
,
January 2022 in “Brazilian Journal of Biology” This study found that a shampoo formulation using mangabeira leaf extract without sodium lauryl sulfate showed promising antioxidant activity and improved foam quality.