June 2023 in “Sains Malaysiana” Cinchonine Nanostructured Lipid Carriers serum safely and effectively stimulates hair growth and increases the number and size of hair follicles.
January 2019 in “Analytical Science and Technology” About 21% of tested hair loss supplements contained illegal synthetic drugs.
March 2012 in “EFSA Journal” Iron intake has not been proven to maintain normal hair growth.
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” Researchers created a 3D-printed skin model that grew human hair when grafted onto mice by improving blood supply to the grafts.
127 citations
,
December 2005 in “Experimental Dermatology” Stress can stop hair growth in mice, and treatments can reverse this effect.
59 citations
,
May 2014 in “Expert Opinion on Therapeutic Targets” The document concludes that targeting 5α-reductase, the androgen receptor, and hair growth genes, along with using compounds with anti-androgenic properties, could lead to more effective hair loss treatments.
11 citations
,
January 2017 in “Evidence-based Complementary and Alternative Medicine” DA-5512 effectively improves hair growth and health, performing better than minoxidil.
271 citations
,
March 1999 in “Developmental biology” The research shows that a gene called Wnt3 affects hair growth and structure, causing short hair and balding when overactive.
13 citations
,
July 2022 in “Frontiers in cell and developmental biology” Tiny natural vesicles from cells might help treat hair loss.
13 citations
,
May 2021 in “Plants” The leaf extract of Leea indica may reduce inflammation, dissolve blood clots, and promote hair growth.
3 citations
,
November 2019 in “Cosmetics” Shampoo with Inula Helenium and Caesalpinia Sappan Bark extracts promotes hair growth and prevents hair loss in androgenetic alopecia patients.
March 2005 in “Journal of The American Academy of Dermatology” Herbal extract improves hair growth in female pattern baldness.
136 citations
,
February 2017 in “International Journal of Molecular Sciences” PRP treatment improves hair growth, and the device used can affect results, with some being more effective.
46 citations
,
May 1986 in “Seminars in Reproductive Medicine” Testosterone and dihydrotestosterone affect hair growth, and new techniques like the folliculogram help study it, but fully understanding hair growth is still complex.
June 2026 in “International Journal of Drug Delivery Technology” The herbal hair oil is safe and may promote hair growth.
8 citations
,
July 2022 in “Frontiers in plant science” pH changes are crucial for root hair growth because they affect enzymes and proteins that control the cell wall and growth.
51 citations
,
May 2011 in “Phytotherapy Research” Ginseng, especially red ginseng, may help regrow hair and block a hair loss-related enzyme.
51 citations
,
January 2003 in “Hormone Research in Paediatrics” Hormones and their receptors, especially androgens, play a key role in hair growth and disorders like baldness.
45 citations
,
October 2014 in “Stem cell research & therapy” Modified rat stem cells on a special scaffold improved blood vessel formation and wound healing in skin substitutes.
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.
20 citations
,
June 2014 in “BMC genomics” Poplar seed hairs grow from the placenta at the ovary base, with endoreduplication playing a key role in their development, and share similar cellulose synthesis processes with cotton fibers.
19 citations
,
May 2020 in “Cells” Substance from human umbilical cord blood cells promotes hair growth.
7 citations
,
March 2016 in “Journal of Cosmetic and Laser Therapy” Home-use lasers and IPL devices are unlikely to directly cause paradoxical hair growth; it may be linked to inflammation or hormonal issues.
4 citations
,
December 2019 in “Journal of Cosmetic Dermatology” Thread monofilament and minoxidil together increase hair growth in female androgenetic alopecia.
February 2024 in “PloS one” Nutraceuticals that promote hair growth do not reduce tamoxifen's effectiveness in breast cancer treatment.
February 2024 in “International Journal of Health and Pharmaceutical” Black rice extract ointment significantly promotes hair growth in Wistar rats.
Biotin boosts wool growth and follicle health in sheep.
10 citations
,
January 2008 in “Biological and Pharmaceutical Bulletin” t-Flavanone may help hair growth by reducing a specific protein's activity in skin cells.
270 citations
,
March 2012 in “Dermatologic Surgery” Platelet-rich plasma can potentially promote hair growth by stimulating cell growth and increasing certain proteins.
8 citations
,
August 2018 in “Drug testing and analysis” EtG levels in hair decrease significantly after one month of alcohol abstinence.