222 citations
,
January 2005 in “Endocrine journal” Melatonin is important for skin health and protection, and can be made by the skin or applied to it.
210 citations
,
July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair color production in mice is closely linked to the hair growth phase and may also influence hair growth itself.
165 citations
,
January 2008 in “Journal of biomaterials science. Polymer ed.” The peptide GHK-Cu helps heal and remodel tissue, improves skin and hair health, and has potential for treating age-related inflammatory diseases.
161 citations
,
June 1994 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair stops producing melanin as it transitions from the growth phase to the resting phase.
115 citations
,
August 2008 in “The Journal of Clinical Endocrinology & Metabolism” Thyroid hormones help hair grow, reduce hair loss, and increase hair pigment.
99 citations
,
December 2010 in “Journal of The European Academy of Dermatology and Venereology” The document concludes that certain genetic mutations and dietary factors are involved in acne development, and treatments like isotretinoin and diet changes can help manage it.
95 citations
,
February 2018 in “Dermatology and Therapy” Nutraceuticals may improve skin health and protect against aging, but more research is needed on their optimal use and possible health risks.
89 citations
,
April 2015 in “Materials Science and Engineering C” Keratin-based hydrogels from human hair improve wound healing effectively.
87 citations
,
March 2005 in “Journal of Dermatological Science” Asiasari radix extract promotes hair growth and increases protein synthesis and cell proliferation.
80 citations
,
April 2017 in “Frontiers in Pharmacology” PDRN helps repair tissue and improve wound healing with a high safety profile.
76 citations
,
October 2016 in “Clinics in dermatology” Sex hormones, especially androgens, play a key role in causing acne.
75 citations
,
January 2014 in “Korean Journal of Urology” 5α-reductase inhibitors can cause sexual problems, higher risk of aggressive prostate cancer, and depression.
74 citations
,
March 1963 in “Archives of Dermatology” Triparanol therapy can cause hair loss and skin dryness without inflammation or damage to hair follicles or skin structures.
68 citations
,
September 2018 in “International Journal of Molecular Sciences” Air pollution (PM10) increases skin inflammation and aging by reducing collagen and may trigger a repair response in skin cells.
65 citations
,
December 2000 in “PubMed” The biology of skin and hair is complex and not fully understood.
63 citations
,
September 1987 in “Journal of Biological Chemistry” Minoxidil slows fibroblast growth and collagen production, potentially treating keloids, hypertrophic scars, and connective tissue disorders.
61 citations
,
September 2011 in “Pain” PEA reduces pain by increasing neurosteroid synthesis in the spinal cord.
58 citations
,
March 2011 in “Pflügers Archiv für die gesamte Physiologie des Menschen und der Tiere/Pflügers Archiv” Hormones and signaling pathways control sebaceous gland function and could help treat acne.
57 citations
,
February 1994 in “Experimental dermatology” Melatonin affects mouse skin and may regulate skin functions.
57 citations
,
February 1983 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” Dihydrotestosterone increases the activity of an enzyme in pubic skin cells that converts testosterone to dihydrotestosterone.
56 citations
,
August 1994 in “PubMed” Prolactin and melatonin can stimulate hair growth in Cashmere goat hair follicles, but melatonin may reduce follicle viability over time.
55 citations
,
February 1975 in “Journal of Cutaneous Pathology” Dermal cell activity increases during hair growth in rats.
54 citations
,
September 2012 in “The journal of investigative dermatology/Journal of investigative dermatology” Vitamin A affects hair loss and immune response in alopecia areata.
53 citations
,
January 2009 in “Journal of Investigative Dermatology” UVB radiation harms hair growth and health, causing cell death and other changes in human hair follicles.
51 citations
,
November 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” Beard cells, unlike scalp cells, produce growth factors in response to testosterone, which may explain differences in hair growth.
48 citations
,
May 2015 in “NPJ microgravity” A 3-month stay in space causes skin thinning, disrupts hair growth, and changes muscle-related genes in mice.
47 citations
,
April 2020 in “Dermatologic Therapy” Androgenetic alopecia linked to COVID-19 severity; drugs reducing androgen receptor activation may help.
40 citations
,
September 2019 in “Molecular and Cellular Endocrinology” Group a wide range of chemicals, not just phthalates, for assessing risks to male reproductive health.
40 citations
,
June 2013 in “Molecular Pharmaceutics” The gelatin/β-TCP scaffold with nanoparticles improves wound healing and skin regeneration.
38 citations
,
April 2016 in “Experimental Dermatology” The document concludes that understanding hair follicle cell cycles is crucial for hair growth and alopecia research, and recommends specific techniques and future research directions.