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Glossary Hair Analysis

method to examine hair for health and substance information

Hair Analysis, also known as Hair Testing or Trichological Analysis, is a method used to examine hair samples for various purposes, including detecting drug use, assessing nutritional deficiencies, and diagnosing certain medical conditions. By analyzing the chemical composition and structural properties of hair, professionals can gather information about an individual's health, exposure to toxins, and even genetic factors.

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Research

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research Hair Analysis Provides a Historical Record of Cortisol Levels in Cushing's Syndrome

217 citations , July 2009 in “Experimental and Clinical Endocrinology & Diabetes”

This study found that hair cortisol levels were significantly higher in patients with Cushing's Syndrome compared to healthy controls, suggesting hair analysis can provide historical information on cortisol exposure.

research Elemental hair analysis: A review of procedures and applications

96 citations , September 2017 in “Analytica Chimica Acta”

This review discusses the growing use of scalp hair for elemental analysis in various fields and highlights advancements in analysis techniques, including the future potential of laser ablation ICP-MS, but reports no new clinical results.

research Hair analysis in health assessment

84 citations , February 2013 in “Clinica chimica acta”

This review presents evidence that correlations exist between hair mineral imbalances and various diseases, though inconsistencies in results highlight the need for standardized preparation methods.

research Hair analysis for veterinary drug monitoring in livestock production

74 citations , March 2006 in “Journal of Chromatography B”

This review discusses the use of hair analysis for detecting misuse of drugs in livestock, covering hair biology, drug incorporation, sampling methods, and analytical techniques, but reports no new findings.

research Hair Analysis as an Indicator of Mineral Status of Livestock

71 citations , December 1987 in “Journal of animal science/Journal of animal science ... and ASAS reference compendium”

This review highlights the challenges of using hair mineral analyses as precise indicators of mineral status due to various influencing factors, suggesting they may be informative when combined with other indicators.

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Community Join

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community Celebrity hair transplants- Akshay Kumar's HT analysis

in Transplants 12 upvotes 1 year ago

Akshay Kumar's hair restoration appears conservative, likely involving a small-session FUE hair transplant or non-surgical treatments like PRP, with subtle improvements in density and frontal framing. The overall success is rated 3.5/5, with ongoing maintenance suggested for longevity.

community Meta analysis of minoxidil only vs 5AR inhibitors

in Research/Science 58 upvotes 1 year ago

Oral dutasteride is the most effective for hair regrowth, followed by oral finasteride and minoxidil. Topical finasteride combined with minoxidil is recommended for those avoiding systemic DHT reduction.

community Dosage Analysis of Topical Finasteride and Minoxidil

1 upvotes 1 year ago

The user is applying 0.4 mg of finasteride and 4 mg of minoxidil daily through a topical solution. This corresponds to a specific dosage analysis for hair loss treatment.

community Do you find yourself hyper analysing other men's hairlines, and thinking either "damn he's lucky" or "he should start fin/dut/min/dermarolling/nizoral/biotin/red laser cap."

192 upvotes 4 months ago

People often notice and analyze others' hairlines due to their own insecurities about hair loss. Treatments mentioned include finasteride, minoxidil, dutasteride, and red light therapy.

community Finasteride Progress Need Help Analysing

17 upvotes 3 weeks ago

A 21-year-old male has been taking 1.25mg oral finasteride daily for six months and is seeking feedback on hair improvement. Users agree there is noticeable progress, with no other treatments like minoxidil or microneedling used.

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Clinics

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Learn

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learn Botox

What’s the science behind Botox injections for androgenetic alopecia? Small published studies and a 2025 meta-analysis report hair-count gains from scalp botulinum toxin injections, but nearly all of them lack control groups, and reviewers of the same literature call the evidence low-quality; the treatment is off-label and not approved for hair loss anywhere.

learn Osteopontin

signaling protein that, when suppressed, may grow hair by reducing inflammation and stem cell loss

learn Overview

learn Neem Oil

natural substance from Neem tree with medicinal and pesticidal properties

learn Beta Polypeptide

learn Thymosin Beta 4

learn Hair Fibers

Do hair fibers really make thinning hair look fuller, or is it just an illusion? Hair fibers create an optical illusion of fullness but do not actually thicken hair.
How do you apply hair fibers correctly so they stay in place all day? Apply hair fibers to clean, dry hair and use a setting spray for better hold.
Can hair fibers be used along with medical treatments like minoxidil or finasteride? Yes, hair fibers can be used with minoxidil or finasteride without any chemical interaction.
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