24 citations,
September 2002 in “Dermatologic Surgery” The place where hair is transplanted can affect its growth and survival rates.
23 citations,
January 2020 in “Frontiers in Pharmacology” Dihydrotestosterone affects hair growth by changing the Wnt/β-catenin pathway, with low levels helping and high levels hindering growth.
23 citations,
July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Certain chemicals and peptides can promote hair growth or prevent baldness.
21 citations,
January 2015 in “Journal of Dermatological Science” Ginsenosides in Panax ginseng boost hair growth like minoxidil.
20 citations,
January 2021 in “Plants” High energy boosts root hair growth in plants, while low energy stops it.
19 citations,
October 2017 in “The FASEB Journal” Male hormones cause different growth in identical human hair follicles due to their unique epigenetic characteristics.
19 citations,
March 1996 in “British Journal of Dermatology” Balding hair follicle cells are smaller, grow less well, and need more effort to culture than non-balding cells.
13 citations,
November 2015 in “Gene” Let-7b helps alpaca hair grow by reducing TGFβR I protein.
12 citations,
July 2021 in “Scientific Reports” Glutamic acid helps increase hair growth in mice.
6 citations,
July 2013 in “Molecular Imaging” The technique allowed noninvasive tracking of hair stem cell survival and growth, showing potential for hair loss research.
3 citations,
December 2019 in “Journal of Cosmetic and Laser Therapy” PRGF treatments increased hair number and thickness in people with hair loss, with more injections leading to better results.
3 citations,
September 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” CBD can either promote or inhibit hair growth depending on the concentration used.
1 citations,
October 2023 in “Biology” Fasting in hens affects thyroid hormones, which regulate feather and hair growth.
1 citations,
March 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” NAC1 controls certain enzymes that reduce root hair growth in Arabidopsis.
1 citations,
January 2018 in “Springer eBooks” Photobiomodulation is an effective and safe treatment for increasing hair growth in people with hair loss.
December 2024 in “Highlights in Science Engineering and Technology” Stem cells show promise for hair regrowth, but challenges remain.
November 2024 in “GSC Biological and Pharmaceutical Sciences” Black mulberry may promote hair growth and improve scalp health.
November 2024 in “Fermentation” Fermented ginsenosides from kimchi bacteria may promote hair growth better than finasteride.
April 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” A gene network led by RSL4 is crucial for early root hair growth in response to cold in Arabidopsis thaliana.
March 2024 in “Plant physiology” GLABRA 2 controls ethylene production to help root hair growth during nutrient deficiency.
February 2024 in “PloS one” Nutraceuticals that promote hair growth do not reduce tamoxifen's effectiveness in breast cancer treatment.
July 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Chitosan slows root hair growth and causes a buildup of callose at low concentrations, but at high concentrations, it only inhibits growth without callose buildup.
Garlic can help hair grow by activating certain growth pathways, and it works whether you eat it or apply it to your scalp.
January 2017 in “Korean Journal of Pharmacognosy” Modified red ginseng extract promotes hair growth and has antioxidant and anti-inflammatory effects.
Some plant-based ingredients may help with hair growth and care, but more research is needed to confirm their effectiveness.
January 2016 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” A substance called prostaglandin D2 is found more in bald scalps and it stops hair from growing. Blocking its receptor could potentially treat hair loss.
May 2012 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Prostaglandin D2, found in higher levels in bald scalps, stops hair growth, suggesting that blocking its receptor could potentially treat hair loss.
26 citations,
March 1986 in “Clinical and Experimental Dermatology” Scalp hair grows at 0.37 mm/day, forearm hair at 0.18 mm/day, and thigh hair at 0.30 mm/day, with no significant differences found in people with certain hair conditions.
24 citations,
June 1999 in “Mechanisms of Development” Ornithine decarboxylase is crucial for hair growth and follicle development.
22 citations,
June 2012 in “PLOS ONE” Cholesterol-related compounds can stop hair growth and cause inflammation in a type of scarring hair loss.