January 2006 in “Carl von Ossiezky University of Oldenburg” Unpigmented keratinocytes absorb substances faster, while melanocytes bind more strongly to melanin.
February 2025 in “Intisari Sains Medis” PDRN from salmon may slow skin aging by improving skin quality and reducing inflammation.
44 citations
,
January 2007 in “Biological & pharmaceutical bulletin” Black pepper leaf extract contains compounds that can block testosterone effects and promote hair growth.
33 citations
,
August 2018 in “Facial Plastic Surgery Clinics of North America” The document explains hair biology, the causes of hair loss, and reviews various hair loss treatments.
74 citations
,
May 2016 in “Current opinion in pediatrics, with evaluated MEDLINE/Current opinion in pediatrics” Both vitiligo and alopecia areata involve an immune response triggered by stress and specific genes, with treatments targeting this pathway showing potential.
39 citations
,
December 2001 in “JNCI: Journal of the National Cancer Institute” Using a gene therapy with the Sonic Hedgehog gene helps mice regrow hair faster after losing it from chemotherapy.
37 citations
,
January 2002 in “British journal of dermatology/British journal of dermatology, Supplement” Apple extract called procyanidin B-2 was found to greatly increase hair growth.
33 citations
,
January 2002 Latanoprost, a glaucoma drug, showed potential for promoting hair growth in bald monkeys, especially at higher doses.
21 citations
,
January 2023 in “Biomaterials Science” Microneedle patches with alpha-arbutin and resveratrol can effectively reduce skin pigmentation without irritation.
17 citations
,
December 2015 in “International Journal of Cosmetic Science” Visible light can improve skin disorders and hair loss, but more research is needed to understand long-term effects.
12 citations
,
November 2020 in “Molecules” Carvone helps treat skin issues by reducing melanin and stopping harmful cell growth.
11 citations
,
March 2008 in “Experimental Dermatology” A substance called compound-1 could help increase hair growth by maintaining prostaglandin levels in hair follicles.
30 citations
,
July 2017 in “BioEssays” Activating NRF2 might help treat hair disorders by improving antioxidant defenses.
23 citations
,
June 2015 in “Oncology Letters” Adipose-derived stem cell-conditioned medium can reduce melanoma cell growth and spread.
18 citations
,
November 2014 in “Journal of Agricultural and Food Chemistry” Brazilian propolis was found to speed up hair growth in mice by increasing the growth of skin cells that form hair.
13 citations
,
December 2017 in “BMC Complementary and Alternative Medicine” The Asian herbal mix with Houttuynia cordata, Perilla frutescens, and green tea helped grow hair in mice.
2 citations
,
January 2014 in “The Korea Journal of Herbology” Polygoni Multiflori Radix may help reduce skin aging by lowering collagenase and elastase activity.
1 citations
,
April 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Melanocyte-associated antigens may play a key role in alopecia areata and could be targets for new treatments.
March 2014 in “Institutional Repositories DataBase (IRDB)” Skin-derived stem cells could help treat skin aging and pigmentation issues.
33 citations
,
September 2019 in “Dermatologic Surgery” Using a special stem cell formula on the scalp once a month for six months helped people with hair loss grow more hair.
9 citations
,
September 2017 in “Journal of Investigative Dermatology Symposium Proceedings” Prostaglandin D2 increases testosterone production in skin cells through a process involving reactive oxygen species, and antioxidants may help treat hair loss.
November 2025 in “Frontiers in Veterinary Science” A 1.0% tyrosine diet increases melanin in chicken feathers.
218 citations
,
January 2013 in “The Lancet Oncology” Chemotherapy causes hair loss by damaging hair follicles and stem cells, with more research needed for prevention and treatment.
211 citations
,
October 2001 in “The FASEB Journal” Noggin is necessary to start the hair growth phase in skin after birth.
165 citations
,
January 2014 in “Dermatology Research and Practice” Zinc is effective for treating various skin conditions, including warts and acne.
130 citations
,
August 2015 in “Experimental Dermatology” Human hair follicle organ culture is a useful model for hair research with potential for studying hair biology and testing treatments.
124 citations
,
August 1994 in “Journal of Investigative Dermatology” Dexamethasone speeds up hair loss in mice, while cyclosporin A slows it down.
110 citations
,
August 2016 in “Drugs” Minoxidil is the only FDA-approved topical drug for treating male or female pattern hair loss, and other medications like finasteride and dutasteride can also increase hair growth.
109 citations
,
December 1998 in “The Journal of Dermatology” Manipulating the catagen and telogen phases of hair growth could lead to treatments for hair disorders.
91 citations
,
April 2011 in “Journal of Ethnopharmacology” Polygonum multiflorum extract helps grow hair by activating certain hair growth signals in mice.