14 citations
,
July 1983 in “Acta Dermato Venereologica” A method was developed to grow millions of hair cells from a single hair for research and storage.
April 2026 in “Microorganisms” SCFF may help promote hair growth and scalp health.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Using enzymes to break down scalp hair follicles gets more stem cells for skin and hair growth than the old method.
7 citations
,
March 2023 in “Journal of Investigative Dermatology” Low-intensity ultrasound may help protect hair follicles from chemotherapy-induced hair loss.
9 citations
,
September 2018 in “Journal of Photochemistry and Photobiology B-biology” A hair-growth formula with cystine and thiamin helps protect skin cells against UV damage and improves their growth.
128 citations
,
March 2006 in “American Journal of Pathology” Prolactin contributes to hair loss by promoting hair follicle shrinkage and cell death.
April 2023 in “Journal of Investigative Dermatology” ALRN-6924 can protect hair follicles from chemotherapy damage by temporarily stopping cell division.
4 citations
,
July 2025 in “Frontiers in Pharmacology” Cooling with antioxidants helps protect hair during chemotherapy.
September 2025 in “Sahel Journal of Life Sciences FUDMA” Chemical hair straighteners can severely damage hair and scalp with repeated use.
September 2017 in “Journal of Investigative Dermatology” The new scalp treatment preserves hair color, reduces hair loss, and maintains hair strength.
September 2019 in “Journal of Investigative Dermatology” Botanical extracts from peas and chia seeds improved scalp health and protected hair from pollution.
September 2024 in “Journal of the American Academy of Dermatology” Regulatory γδ T cells help protect hair follicles from alopecia areata and promote hair regrowth.
November 2023 in “Journal of Investigative Dermatology” γδTregs can protect hair follicles from alopecia areata and may help regrow hair.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Estetrol may help prevent hair loss and promote hair growth in women.
63 citations
,
July 2006 in “British Journal of Dermatology” Psoriasis causes changes in certain keratins and shrinks sebaceous glands in the scalp.
November 2025 in “Journal of Investigative Dermatology” CBD can help hair grow by supporting scalp health and reducing inflammation.
44 citations
,
March 2004 in “Journal of Investigative Dermatology” The effects of estrogen on human hair growth are unclear and need more research.
42 citations
,
March 2018 in “PLOS Biology” Autophagy is important for human hair growth and health.
November 2025 in “Journal of Investigative Dermatology” NUL-5 may boost hair growth by improving hair follicle health and structure.
16 citations
,
November 2005 in “Journal of Clinical Pathology” CD1d expression in scalp skin and hair follicles changes with the hair cycle and may help protect against microbes.
29 citations
,
March 2015 in “Journal of Investigative Dermatology” Cyclosporine A promotes hair growth and prolongs the active growth phase in human hair follicles, but may work differently than in rodents.
December 2022 in “Molecular Pharmaceutics” Latanoprost-loaded nanotransfersomes could help treat hair loss by promoting hair growth.
November 2022 in “Journal of Investigative Dermatology” Fish-derived collagen may help hair grow longer and affect hair stem cells, while bovine collagen could benefit hair stem cell maintenance, potentially aiding in hair loss conditions.
Collagen peptides may help maintain hair growth and could be beneficial for hair loss conditions.
GHK-Cu and propolis may help prevent scalp aging and hair loss.
205 citations
,
March 2012 in “Science Translational Medicine” PGD2 stops hair growth and is higher in bald men with AGA.
19 citations
,
November 2012 in “British Journal of Dermatology” Dopamine stops hair growth and pigment production in human scalp hair follicles.
July 2024 in “Journal of Investigative Dermatology” Topical thyroid hormones may boost hair growth.
2 citations
,
May 2020 in “Giornale italiano di dermatologia e venereologia” Vitamin D and its receptor are important for hair and scalp health and may help treat hair loss.
28 citations
,
August 2003 in “Steroids” Hirsute women have lower type 2 17β-HSD enzyme levels, which improve with treatment.