Chemical treatments weaken hair's thermal stability and structure.
March 2013 in “Molecular & Cellular Toxicology/Molecular & cellular toxicology” m-Aminophenol in hair dye can cause skin cell toxicity and stress responses.
2 citations
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June 2018 in “Cosmetics” AMPD is a better and less damaging alternative to ammonium hydroxide for hair bleaching.
January 2004 in “Analytical Sciences: X-ray Structure Analysis Online” The document explains how to make a compound called 3.BETA.-Benzoyloxy-4-pregnen-16.ALPHA.,17.ALPHA.-epoxy-6,20-dione and describes its crystal structure.
16 citations
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October 2009 in “Xenobiotica” The tested hair dye ingredients do not form harmful oxidized metabolites in the liver.
18 citations
,
July 2022 in “Frontiers in Immunology” Volatile organic compounds can cause inflammation and increase the risk of autoimmune diseases.
November 2025 in “Pharmacological Research - Natural Products” Kesh Kanti Expert Oil promotes hair growth and protects hair health.
9 citations
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July 2022 in “Journal of Cosmetic Dermatology” The ammonia-free hair dye is safe and improves hair shine, color, moisture, porosity, and combability.
10 citations
,
January 2012 in “International Journal of Cosmetic Science” Thioglycolic acid mainly affects the unordered areas in hair structure.
June 2021 in “Journal of Pharmaceutical Care Anwar Medika” The hair tonic made from cayenne pepper leaf extract is physically stable and suitable for use.
Human hair keratins can be turned into useful 3D biomedical scaffolds through a freeze-thaw process.
1 citations
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September 2022 in “River Publishers eBooks” The document concludes that hair keratin-chitosan scaffolds were successfully made and are suitable for biomedical use.
April 2025 in “Jurnal Inovasi Bahan Lokal dan Pemberdayaan Masyarakat” Varying propylenglycol affects the pH, specific gravity, and viscosity of wax apple leaf hair tonic, meeting Indonesian standards.
97 citations
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May 2008 in “Journal of Cutaneous Pathology” Different soft tissue fillers can cause various skin reactions; biodegradable fillers are safer and non-biodegradable ones like silicone can lead to long-term problems.
12 citations
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January 2020 in “Analyst” Researchers found markers that can tell if hair has been bleached, which could improve hair test accuracy.
January 2005 in “Zhongguo yaowu huaxue zazhi” The new method makes finasteride production cheaper and safer for industry.
January 2013 in “Zhongguo yaofang” The method effectively detects residual solvents in finasteride raw materials.
August 2025 in “Anais Brasileiros de Dermatologia” Phenol is effective for skin treatments but poses serious health risks and must be used cautiously by trained doctors.
1 citations
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December 2022 in “Applied Sciences” January 2011 in “Zhongguo xin yao zazhi” A new, safer method to make finasteride from progesterone is effective for industrial use.
April 2016 in “한국고분자학회 학술대회 연구논문 초록집”
34 citations
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January 2012 in “Journal of Dermatological Science” Hydrogen peroxide and monoethanolamine in hair dye can cause dermatitis and hair loss.
NaOH treatment improves hair strength and suitability for textiles.
13 citations
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December 2010 in “Pharmacology Biochemistry and Behavior” Inhibiting certain enzymes made female rats more sensitive to low-level pain.
12 citations
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October 2015 in “Journal of bioactive and compatible polymers” Keratin hydrogel from human hair is a promising biocompatible material for soft tissue fillers.
November 2024 in “Polymers for Advanced Technologies” The hydrogel effectively heals wounds and kills bacteria.
November 2025 in “Biomedicines” Hypochlorous acid is a safe, effective antimicrobial with potential in various medical fields, but more research is needed to improve its stability and use.
8 citations
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January 2009 in “Transactions of the Materials Research Society of Japan” Water-soluble wool keratin can protect human hair from damage during treatments.
1 citations
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October 2025 in “Iranian journal of pharmaceutical research” Geranyl acetate can protect skin cells from damage and inflammation caused by para-phenylenediamine.
20 citations
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July 1988 in “Clinics in dermatology” Thioglycolate lotions are the most popular method for permanent waving and hair straightening.