research Analysis of Serum Zinc and Copper Concentrations in Hair Loss
People with hair loss, especially those with certain types, have lower zinc levels, and zinc supplements might help.
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research Adrenal steroid hormone concentrations in dogs with hair cycle arrest (Alopecia X) before and during treatment with melatonin and mitotane
Melatonin and mitotane treatment led to hair re-growth in 62% of dogs with Alopecia X, but this was not always linked to normal hormone levels.
research Distribution of Body Hair in Young Australian Women and Associations With Serum Androgen Concentrations
More body hair in young Australian women is linked to higher androstenedione levels.
research The penetration efficiency of a dissolved model drug into hair follicles depends on the concentration of added nanoparticles
A 4% nanoparticle concentration and 4 Hz massage improve drug delivery into hair follicles.
research Determination of estradiol and progesterone concentrations in human scalp hair
Hair levels of estradiol and progesterone are higher in premenopausal than postmenopausal women, but the difference isn't statistically significant, indicating the need for a better measurement method.
research Plasma β‐Endorphin Concentrations During Natural and Artificially Induced Winter Hair Growth in Mink (Mustela vison)
Melatonin and cortisol affect mink winter hair growth, but β-endorphin levels do not.
research Effect of Different Concentrations of EGF on the Culture of Goat Hair Follicle Stem Cells
EGF helps goat hair stem cells grow best at 15 ng/mL.
research Hair and Serum Copper, Zinc, Calcium, and Magnesium Concentrations in Alzheimer‐type Dementia
Mineral levels in hair and serum don't help diagnose Alzheimer's.
research Effect of cosmetic hair treatment and natural hair colour on hair testosterone concentrations
Cosmetic hair treatments can increase hair testosterone levels, while natural hair color does not affect it.
research Long-term physiological trends and their drivers: linking hair hormone concentrations with telemetry data in GPS-collared Serengeti wildebeest
Wildebeest stress and hormone levels are influenced by food availability, human presence, and reproductive cycles.
research Determinants of hair cortisol and hair cortisone concentrations in adults
Hair cortisol and cortisone levels increase with age, are higher in diabetics, vary by gender, decrease with frequent hair washing, and are lower in winter.
research Influence of external factors on hair cortisol concentrations
External factors can significantly affect hair cortisol levels, so it's not always a reliable stress marker.
research Scalp hair cortisol concentration in patients with alopecia areata and correlate its level with the disease variables
Higher stress levels may worsen alopecia areata, suggesting stress management is important for treatment.
research Segmental analysis of human hair reveals intra-annual variation in 25(OH)D3 concentrations in modern and archaeological individuals
Hair analysis can show changes in vitamin D levels over time.
research Relationship between prepregnancy BMI and the concentrations of iron, calcium, and magnesium in serum and hair during the first trimester of pregnancy in women
Overweight or obese women before pregnancy have lower iron levels in their serum and hair during early pregnancy.
research Hair product use and urinary biomarker concentrations of non-persistent endocrine disrupting chemicals among reproductive-aged Black women
research Homeostasis and Cancer Symptom in Elemental Concentration Profiles of Hair Observed by Fluorescent X-ray Analysis with Synchrotron Radiation
Hair analysis can help screen for serious diseases like cancer and osteoporosis.
research Factors affecting hair cortisol concentration in privately owned intact cats
Male cats have higher stress levels than females.
research IMPROVEMENT OF ALOPECIA AND DECREASES IN HAIR CORTISOL AND DIHYDROTESTOSTERONE CONCENTRATIONS AFTER THE TOPICAL USE OF PLANT EXTRACTS IN MEN WITH ANDROGENETIC ALOPECIA
Plant extracts in shampoo improved hair thickness and density in men with hair loss.
research Primary hair growth in dogs depends on dietary selenium concentrations*
Moderate selenium levels in a dog's diet are best for hair growth.
research The Measurement of Caffeine Concentration in Scalp Hair as an Indicator of Liver Function
Caffeine levels in hair and blood can indicate liver health.
research Correlations between dechlorane plus concentrations in paired hair and indoor dust samples and differences between dechlorane plus isomer concentrations in hair from males and females
Females have higher Dechlorane Plus in hair, while males have more in dorm dust.
research Correlation between element concentrations and x‐ray diffraction patterns in hair
Elemental composition of hair affects its x-ray diffraction patterns.
research The forensic limits of hair drug testing: a critical assessment of drug intake and hair concentration relationships
Hair analysis can confirm drug use but can't accurately measure how much was taken.
research Assessment of hair re-growth and the correlation between hair cortisol and faecal glucocorticoid metabolite concentrations in captive wolves
Hair cortisol levels in wolves reflect stress and vary by season and body region.
research WITHDRAWN: The association of hair cortisol concentrations with measures of adiposity in the Whitehall II study
research Concentrations of Chromium, Selenium, and Copper in the hair of visceral-obese adults are associated with insulin resistance
Higher copper and lower chromium and selenium in hair are linked to insulin resistance in visceral-obese adults.
research Concentrations of magnesium, calcium, iron, selenium, zinc and copper in the hair of autistic children
Autistic children have lower iron and higher selenium in their hair.
research Dehydroepiandrosterone (DHEA) and Testosterone Concentrations in Human Hair after Chronic DHEA Supplementation
Chronic DHEA supplementation slightly increases testosterone in hair but stays within safe limits.
research Comparative Effects of Zinc Methionylglycinate and Zine sulfate on Hair coat characteristics and zinc concentration in plasma, hair, and feces of dogs
Zinc methionylglycinate at 160 ppm improves dog hair and zinc levels best.