January 2025 in “Conservation Physiology” Bear hair grows 0.10 to 1.05 mm per day, varying by individual and season.
September 2025 in “The Professional Medical Journal” Oral minoxidil is safe and effective for increasing hair thickness in men with hair loss.
April 2023 in “Asian Medical Journal and Alternative Medicine” 2% minoxidil speeds up nail growth more than 5% minoxidil and is safe.
18 citations
,
April 2016 in “American Journal of Dermatopathology” Larger nail cavity sizes suggest benign tumors, while smaller ones may need further biopsy to rule out cancer.
2 citations
,
September 2022 in “Dermatologic therapy” Microneedling helps reduce hair-pulling and promotes hair regrowth in trichotillomania patients.
December 2025 in “Frontiers in Medicine” Biofibre ® 4.0 hair implants are safe and satisfy most patients with hair loss.
January 2024 in “International Journal of Zoological Investigations” The herbal oil with Helianthus annuus and Martynia annua seeds promotes significant hair growth.
February 2026 in “Journal of Drugs in Dermatology” Dutasteride mesotherapy for hair loss can cause lasting bald patches.
December 2021 in “Jurnal ilmiah Manuntung” The best hair growth results were achieved with a hair tonic containing 5% gotu kola extract and 0.04% garlic extract.
8 citations
,
April 2017 in “International Journal of Dermatology” Applying 5% minoxidil to fingernails can significantly increase their growth rate.
April 2023 in “Journal of The American Academy of Dermatology” Use a 3-mm spot size and specific protective eyewear for safer and more effective laser treatment of facial veins.
Light fraction patchouli oil at 1.5% effectively treats dandruff and promotes hair growth.
August 2021 in “Journal of Fundamental and Applied Pharmaceutical Science” Black tea extract at 5% concentration promotes the most hair growth.
49 citations
,
February 2020 in “Scientific reports” The nanohybrid system significantly improved wound healing and showed strong antibacterial activity.
August 2025 in “Journal of the American Academy of Dermatology” The reported treatment depths were likely incorrect and could risk patient safety.
8 citations
,
October 2013 in “Chemistry Central Journal” Metabolite 7 is a strong inhibitor for Alzheimer's disease management.
90 citations
,
August 2002 in “European journal of endocrinology” Metformin improves hair growth and menstrual frequency in women with PCOS and hirsutism.
37 citations
,
January 2023 in “Ophthalmology and Therapy” Low-level red light therapy can shorten eye length in some myopic children.
4 citations
,
June 2018 in “Journal of Cosmetic Dermatology” The new A-design punch for hair restoration surgery may lead to smaller scars compared to other types.
119 citations
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May 1987 in “The Journal of Dermatologic Surgery and Oncology” Most patients' skin darkening after sclerotherapy fades on its own within 6-24 months.
March 2025 in “Journal of Cosmetic Dermatology” Botulinum toxin type A may widen certain arteries, but more research is needed.
26 citations
,
November 1968 in “The Lancet” Malnourished Andean Indian children had abnormal hair roots compared to healthy children.
5 citations
,
January 1964 in “Naunyn-Schmiedeberg s Archives of Pharmacology” Iodine is absorbed by hair just below the skin surface.
2 citations
,
December 2021 in “Pharmaceutics” Finasteride-loaded proniosomes effectively promote hair growth in mice.
1 citations
,
December 1989 in “PubMed” Hair follicle cells can be grown without extra support and may help in wound healing.
Microneedling may improve neck scars, but more research is needed.
March 1994 in “Proceedings of the British Society of Animal Production” Angora goats produce more hair faster than Cashmere goats.
9 citations
,
January 2018 in “BioMed Research International” Tetrahydroxystilbene Glucoside may help prevent hair loss by blocking certain pathways that lead to cell death.
7 citations
,
May 1979 in “Medical & biological engineering & computing” The trichometer accurately measures hair growth and is easy to use.
April 2025 in “Journal of Advanced Pharmaceutical Technology amp Research” A mix of Morinda citrifolia fruit and Averrhoa bilimbi leaves boosts hair growth better than minoxidil.