January 2023 in “Italian journal of dermatology and venereology” This study found that a new oral supplement with sulfurated amino acids and trace elements effectively improved hair growth and reduced hair loss in women with telogen effluvium and mild to moderate androgenetic alopecia.
9 citations
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September 2018 in “Clinical, Cosmetic and Investigational Dermatology” This study found that, in female patients with idiopathic telogen effluvium, a supplement containing zinc, biotin, and other nutrients significantly improved hair loss and quality over 180 days, whereas another supplement with different ingredients had less consistent effects.
3 citations
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March 2022 in “International Journal of Trichology” This study found that nutritional supplementation with hydrolyzed collagen, amino acids, vitamins, and minerals significantly improved hair anagen/telogen ratios and hair density in telogen effluvium patients.
July 2024 in “Skin Appendage Disorders” This study found that after 6 months of taking an oral supplement, patients with chronic telogen effluvium or androgenetic alopecia experienced a statistically significant increase in hair density and overall improved hair appearance compared to those taking a placebo, with the supplement being well tolerated.
April 2016 in “Journal of The American Academy of Dermatology” A vitamin and mineral supplement significantly reduced hair shedding in Brazilian women with telogen effluvium.