December 2025 in “Scientific Reports” Valproic acid helps hair follicle stem cells survive better in low oxygen and glucose conditions.
6 citations
,
January 2020 in “Skin Pharmacology and Physiology” HIF-1α stimulators, like deferiprone, work as well as popular hair loss treatments, minoxidil and caffeine, in promoting hair growth.
4 citations
,
January 2020 in “International Journal of Trichology” Too much epidermal growth factor can cause hair loss.
April 2026 in “Cosmetics” The formulation significantly increased hair density and thickness safely in people with androgenetic alopecia.
November 2020 in “Research Square (Research Square)” Keratin injections in mice can stimulate hair growth and might help treat hair loss.
29 citations
,
May 1975 in “Clinical Endocrinology” Combination therapy significantly reduces testosterone and moderately reduces hair growth in women with hirsutism.
August 2013 in “Nature Reviews Drug Discovery” A protein called FGF9 helps regenerate hair follicles in mice after skin damage, and increasing FGF9 could potentially help human hair growth.
4 citations
,
August 2023 in “Journal of Cosmetic Dermatology” Gynostemma pentaphyllum extract may help grow hair and prevent graying.
188 citations
,
May 2009 in “Plant physiology” Researchers found 19 genes important for root hair growth in a plant called Arabidopsis.
174 citations
,
April 2005 in “The American journal of pathology (Print)” Capsaicin, found in chili peppers, can slow down hair growth by affecting skin cells and hair follicles.
65 citations
,
September 2004 in “The American journal of pathology” Blocking BMP signaling causes hair loss and disrupts hair growth cycles.
32 citations
,
December 1969 in “The Lancet” Children with marasmus have more resting hair follicles and thinner, less pigmented hair, showing long-term malnutrition.
30 citations
,
December 2018 in “Trends in Endocrinology and Metabolism” Both immature and mature fat cells are important for hair growth cycles, with immature cells promoting growth and mature cells possibly inhibiting it.
23 citations
,
March 2017 in “Journal of Investigative Dermatology” An artificial lipid barrier can restore hair growth in cases of SCD1 deficiency.
18 citations
,
January 2019 in “Animal Biotechnology” A newly found RNA in Cashmere goats may play a role in hair growth and development.
11 citations
,
November 2023 in “Journal of Advanced Research” Activating ALDH2 can boost hair growth.
5 citations
,
March 2025 in “Phytomedicine” Deoxyshikonin from Arnebiae Radix helps hair grow by activating a specific cell pathway.
April 2026 in “Journal of the Korean Society of Cosmetology” Limosilactobacillus reuteri from honeybees may promote hair growth by activating a specific cell pathway.
February 2026 in “International Journal of Cosmetic Science” The Mito-Activator Complex boosts hair growth by activating mitochondria.
November 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Disrupted cholesterol production impairs hair follicle stem cells, leading to hair loss.
November 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Removing MCPIP1 from myeloid cells in mice leads to hair loss and prevents skin tumors but causes pigmented spots.
June 2020 in “The journal of investigative dermatology/Journal of investigative dermatology” The enzymes Tet1, Tet2, and Tet3 are important for the development of hair follicles and determining hair shape by controlling hair keratin genes.
April 2018 in “Journal of Investigative Dermatology” Fat under the skin can help hair grow longer, darker, and increase cell growth.
April 2016 in “Journal of Investigative Dermatology” Boosting HGF signaling could improve the creation of hair follicles in lab-made skin.
65 citations
,
July 2020 in “Science Advances” Dermal exosomes with miR-218-5p boost hair growth by controlling β-catenin signaling.
8 citations
,
September 2021 in “EMBO Molecular Medicine” A new small peptide may help hair growth by activating a specific receptor and should be tested in humans.
1 citations
,
May 2023 in “Biochemical and Biophysical Research Communications” Blocking DKK1 with siRNA can improve hair growth.
May 2024 in “Regenerative Therapy” Dendrobium officinale polysaccharide helps hair growth by activating the WNT signaling pathway.
October 2022 in “International Journal of Molecular Sciences” Fish collagen peptides can significantly promote hair growth.
75 citations
,
July 2016 in “New phytologist” The protein RSL4 is crucial for making root hairs longer by controlling genes related to cell growth.