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December 2012 in “Journal of molecular structure” The study found that thioglycolic acid breaks down hair bonds more consistently than l-cysteine, which is less damaging to hair.
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January 2017 in “International Journal of Trichology” Most Indian people with hair loss in the study lacked nutrients, especially iron.
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June 2022 in “Pharmaceutics” Goat placenta in microneedle patches is effective and safe for skin regeneration.
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November 2023 in “Cosmetics” Surfactants damage hair, but sealing the cuticle can prevent this.
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March 2023 in “PubMed” Rosemary hair lotion significantly promotes hair growth and could be a potential alternative to commercial hair growth products.