31 citations,
February 2019 in “International Journal of Cosmetic Science” Caffeine applied to the scalp can protect hair follicles from UV damage.
6 citations,
March 2022 in “International journal of molecular sciences” Natural skincare products may help reduce sun damage and support the skin's daily cycle.
8 citations,
January 2017 in “Elsevier eBooks” Certain nutrients can help keep skin healthy as we age.
February 2008 in “Experimental dermatology” Oxidative stress plays a significant role in vitiligo, and both skin and non-skin cells may be involved.
1 citations,
August 2022 in “BMC Plant Biology” Melatonin helps broccoli roots produce anti-cancer compounds by controlling nitric oxide and hydrogen peroxide levels.
18 citations,
November 1998 in “Comparative biochemistry and physiology. Part A, Molecular & integrative physiology” Changes in prolactin and DHEA levels are not required for the start of mink hair growth cycles.
103 citations,
December 2021 in “Journal of biological rhythms” Shift work disrupts the body's natural clock, leading to health problems.
2 citations,
July 2018 in “Elsevier eBooks” Some supplements may help with hair loss, but there's not enough strong evidence to recommend them without doctor advice.
84 citations,
July 2003 in “European journal of biochemistry” Mouse skin can produce and process serotonin, with variations depending on hair cycle, body location, and mouse strain.
249 citations,
April 2002 in “The FASEB journal” Human skin can make serotonin and melatonin.
32 citations,
May 2018 in “Cell Cycle” Melatonin helps Cashmere goats grow more hair by affecting certain genes and cell pathways.
Melatonin improves tomato root growth and plant health at certain levels by affecting genes and hormones but can damage roots at high levels.
9 citations,
March 2022 in “Antioxidants” Synthetic antioxidants are effective, cheap, and stable, with some like zinc and cholecalciferol reducing child and cancer deaths, but the safety of additives like BHA, BHT, TBHQ, and PEG needs more research.
October 2023 in “Frontiers in endocrinology” Effective PCOS treatments require targeting specific signaling pathways.
September 2004 in “Experimental dermatology” Melatonin directly affects mouse hair follicles and may influence hair growth.
109 citations,
October 2007 in “Journal of pineal research” Melatonin helps regulate hair growth and protects the hair follicle from stress.
1 citations,
August 2021 in “Frontiers in Genetics” Certain genes related to sulfur metabolism are more active during the growth phase of Cashmere goat wool, and melatonin might help this process.
317 citations,
April 2018 in “Journal of steroid biochemistry and molecular biology/The Journal of steroid biochemistry and molecular biology” PCOS is a complex condition in women that can lead to health issues, and lifestyle changes are the best management approach.
9 citations,
January 2005 in “Experimental dermatology” Melatonin receptors in hair follicles help regulate hair growth and could treat hair loss.
April 2022 in “Anti-cancer agents in medicinal chemistry” Some existing medicines show promise as safe treatments to protect against the side effects of radiation therapy.
126 citations,
January 2009 in “International Journal of Trichology” Oxidative stress contributes to hair graying and loss as we age.
1 citations,
February 2017 in “MOJ bioequivalence & bioavailability” Treating hair loss effectively may require a multi-sided approach, using different treatments together, and topical treatments could be more effective and safer than oral ones.
September 2023 in “Animals” Hair follicle development in cashmere goats involves dynamic changes in proteins and metabolites, with key roles for oxytocin, MAPK, and Ca2+ pathways.
May 2024 in “BMC veterinary research” Metabolites and diet affect hair growth cycles in cashmere goats.
August 2022 in “Metabolites” Different types of skin on mice have unique chemical profiles related to how they grow and react to stress.
16 citations,
August 2000 in “Il Farmaco” Men have more tryptophan in their hair than women, and it increases with age and is higher in darker and grey or white hair.
12 citations,
September 2022 in “Foods” Some nutraceuticals may help in COVID-19 prevention and treatment, but more research is needed.
July 1996 in “Annals of Internal Medicine” Taking high doses of fluconazole for a long time can cause reversible hair loss.
21 citations,
September 2013 in “Journal of circadian rhythms” Intense exercise at night can delay the body's internal clock gene expression by 2 to 4 hours.
4 citations,
October 2022 in “Frontiers in public health” Cadmium chloride pollution can cause skin disorders, speed up aging, and prevent hair growth.