Exposure to toxic elements like mercury and lead may be linked to autism, and a higher zinc to copper ratio might help protect against it.
The research found that people's hair proteins vary, especially by ethnicity and body part, which could help identify individuals in forensic science.
The research found that people's hair proteins vary by individual and body part, with some differences between ethnic groups, which could help in forensics.
1 citations
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July 2022 in “Bandung Conference Series. Pharmacy” Hair tonic with candlenut oil promotes hair growth and meets quality standards.
April 2025 in “Jurnal Analis Farmasi” Ambon banana peel extract promotes hair growth.
128 citations
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January 1996 in “Journal of analytical toxicology.” Hair analysis can detect cocaine use but doesn't accurately show the amount or timing of use.
84 citations
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February 2013 in “Clinica chimica acta” Hair mineral analysis might help diagnose diseases early, but standard methods are needed.
67 citations
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July 1985 in “British journal of dermatology/British journal of dermatology, Supplement” Men's thigh hair grows longer and has a longer growth cycle than women's, but arm hair growth is similar between genders.
54 citations
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January 2018 in “Scientific reports” Human hair contains diverse proteins, including keratins and histones, which could help assess hair health and aging.
47 citations
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June 1996 in “International Journal of Legal Medicine” Hair analysis for drugs needs a better understanding of how drugs enter hair, considering factors like hair structure and pigmentation.
44 citations
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January 2005 in “Dermatology” Hair problems can be caused by genetics or the environment, and treatment should focus on the cause and reducing hair damage.
27 citations
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September 2017 in “Journal of Medicinal Food” Annurca apple supplement safely increases hair growth and keratin in humans.
20 citations
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July 2010 in “Skin Research and Technology” Aging makes hair thinner and rougher, with less clear edges.
14 citations
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January 2020 in “PloS one” Timing of light therapy affects horse coat growth, with photoperiod being crucial.
10 citations
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June 2001 in “Annals of neurology” Alzheimer's patients have higher levels of certain chemicals in their hair.
9 citations
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April 2018 in “Journal of trace elements in medicine and biology” Hair analysis can show nutritional status and environmental exposure, with phosphorus being very stable in hair and differences found based on gender and conditions like depression and autism.
8 citations
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November 2022 in “International Journal of Cosmetic Science” Human hair varies widely and should be classified by curl type rather than race.
8 citations
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December 2020 in “Scientific reports” Selective breeding caused the unique curly hair in Mangalitza pigs.
7 citations
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February 2021 in “Legal Medicine” Hair analysis showed very high metformin levels in two fatal overdose cases, suggesting it's useful in forensics but sweat may affect results.
7 citations
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October 2015 in “American Journal of Primatology” Monkeys with hair loss during pregnancy showed higher stress hormone levels and invested differently in their offspring.
4 citations
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March 2015 in “Skin Research and Technology” Trichotillometry is a reliable method to measure hair strength and assess hair loss treatments.
4 citations
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April 1955 in “Textile Research Journal” The effectiveness of reducing agents on hair fibers depends on their electrode potentials.
3 citations
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January 2021 in “Applied sciences” Fermented red ginseng and a traditional herb mix improved hair growth in mice.
2 citations
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April 2023 in “Archives of Aesthetic Plastic Surgery” The phototrichogram is better for measuring hair thickness.
1 citations
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October 2024 in “FARMACIA” Low levels of zinc and selenium in the body are linked to a higher risk of cataracts.
September 2024 in “Meditsinskiy sovet = Medical Council” As women age, hair follicles decrease in number and hair width tends to reduce.
May 2023 in “Animal Reproduction Update” High levels of cortisol in hair show long-term stress which can lower fertility in animals.
May 2017 in “Journal of microscopy and ultrastructure” Water quality affects mineral content in hair, and coconut oil can protect against damage.
Forensic hair analysis for drugs is now more reliable and accurate.
Hair follicles can be used to quickly assess drug effects in cancer treatment.