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    Research 10 of 1000+

    1. Collecting Hair Samples for Hair Cortisol Analysis in African Americans Journal of Visualized Experiments · 2018 · 44 citations
    2. Sample collecting methods for bacterial community structure analysis of scalp hair: non-invasive swabbing versus intrusive hair shaft cutting Scientific Reports · 2024 · 1 citations
    3. Development and validation of hair specimen collection methods among extremely short‐length Afro‐textured hair American Journal of Human Biology · 2019 · 4 citations
    4. Bias in Hair Cortisol Measures for Psychological Stress: Self vs. Professional Collection Psychoneuroendocrinology · 2026
    5. Protocol for preparing mammalian skin samples encompassing hair follicles for spatial transcriptomics STAR Protocols · 2024
    6. Critical Factors in Sample Collection and Preparation for Clinical Metabolomics of Underexplored Biological Specimens Metabolites · 2024
    7. Human Hair: An Important Biological Matrix of Interest Advances in pharmacology and clinical trials · 2023
    8. Clippers are superior to scissors in the collection of hair for chemical analysis in companion dogs: a Dog Aging Project preliminary study American journal of veterinary research · 2024
    9. Can a glycated hair protein assay be a non-invasive indicator of blood glucose control? - Assessing the influence of sample mass and chemical hair treatments Research Square (Research Square) · 2023
    10. Examining the acceptability of providing hair or fingernail samples as a biomarker of physiological stress among older adolescents. PsyArXiv (OSF Preprints) · 2026
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    Community 10 of 1000+

    1. Creatine & Hair Loss — My Personal Experience (And a Bit of Simple Math) Reddit · 15 Apr 2025
    2. Scientists have uncovered a simple way to cure hair loss – as incredible before–and–after photos show the results in just 8 weeks Reddit · 13 Oct 2025
    3. Can the ingredients in a sebum-regulating shampoo induce hair diameter reduction? Reddit · 13 Oct 2024
    4. 1 month of using fin, so happy Reddit · 14 Aug 2024
    5. Simple to add GHK-Cu to RU58841? Reddit · 25 Nov 2024
    6. New Hair Loss Treatment: Adipose Derived Secretomes Reddit · 25 Apr 2025
    7. 8 Month Result - What a good HT, Dutasteride, and Minoxidil does to your hair. Reddit · 7 Sept 2024
    8. Does This Invalidate PP405 Completely? Reddit · 20 Feb 2026
    9. Ashwagandha Topical Formulation - A 2023 Study Reddit · 4 Apr 2024
    10. 1 year of 2-deoxy-D-ribose, what do you guys think? Reddit · 20 Jun 2026
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