74 citations
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July 1995 in “PubMed” Lowering homocyst(e)ine levels can reverse skin and hair lightening by restoring enzyme activity needed for pigmentation.
April 2025 in “Health Science Reports” Smoking and lighter hair color increase alopecia risk, especially in women and those over 25.
221 citations
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July 2012 in “Proceedings of the National Academy of Sciences of the United States of America” BMAL1 controls skin cell growth and UV damage risk, peaking at night.
26 citations
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February 2022 in “Journal of pineal research” Melatonin affects skin and hair color and protects skin cells, with potential benefits for hair growth and skin health.
July 2023 in “Frontiers in Veterinary Science” Melatonin helps hair grow by activating the RORα receptor in goats.
51 citations
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September 2002 in “Nutrition and Cancer” Dietary phytoestrogens do not significantly affect testicular cancer risk.
23 citations
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January 2016 in “Brazilian Journal of Psychiatry” First-episode psychosis patients have higher hair cortisol levels, indicating early stress response issues.
October 2025 in “Preprints.org” Male and female mice handle stress differently.
June 2025 in “Journal of Cluster Science” Metal nanoparticles show promise for treating hair loss but need more research to ensure safety.
November 2025 in “British Journal of Dermatology” The guideline recommends personalized treatment for alopecia areata, including new oral medications and psychological support.
17 citations
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January 2016 in “Journal of Drug Delivery” PEG and keratin scaffolds can effectively deliver protein drugs by controlling release based on pH levels.
14 citations
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December 2021 in “International journal of molecular sciences” Growth hormone levels affect hair growth and loss, with too much causing excess hair and too little leading to hair loss.
14 citations
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September 2024 in “Cosmetics” Exosomes and cell culture-conditioned media improve skin quality and reduce aging signs.
12 citations
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May 2023 in “EMBO reports” High mTORC1 activity slows hair growth and causes it to lose color.
12 citations
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July 2019 in “The Aging Male” Men in the U.S. have more health issues, higher death rates from various diseases, lower life expectancy, and are less likely to seek healthcare.
6 citations
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March 2022 in “IET Image Processing” Targeting the narrowest part of the anterior chamber angle may help prevent pupil block in glaucoma.
4 citations
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September 2025 in “Biomolecules” The effect of GLP-1 RAs on erectile function is unclear and needs more research.
2 citations
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August 2023 in “Marine drugs” Collagen from tilapia scales may improve hair and skin health by reducing stress and inflammation and encouraging hair growth.
2 citations
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May 2021 in “International journal of molecular sciences” Stem cells from hair follicles in a special gel show strong potential for bone regeneration.
April 2024 in “Clinical, cosmetic and investigational dermatology” Salvianolic Acid B helps hair grow by reducing cell stress and increasing blood flow to hair follicles.
A high neutrophil-to-lymphocyte ratio may predict poor response to hair loss treatment.
February 2026 in “International Journal of Dermatology” Experts recommend specific treatments for alopecia areata based on age and severity, emphasizing the need for better treatments and acknowledging its psychological impact.
Ajuga reptans L. extracts have strong antioxidant, anti-inflammatory, liver-protective, antimicrobial, and wound-healing properties.
87 citations
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March 2015 in “The EMBO Journal” Adult tissue stem cells can adapt and switch roles to help repair and maintain the body.
22 citations
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June 2017 in “Stem cell reports” PTEN helps control the number and health of skin stem cells by working with the protein BMAL1.
January 2026 in “International Journal of Molecular Sciences” Lifestyle changes and environmental strategies can help address declining testosterone levels.
52 citations
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September 2021 in “Kidney International” COVID-19 vaccination may trigger lupus in some people.
29 citations
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October 2020 in “eLife” Higher testosterone levels can increase the risk of certain diseases like type 2 diabetes in women and prostate cancer in men, but can also protect against autoimmune diseases and hair loss. It also affects body fat and bone density.
109 citations
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April 1998 in “Journal of Investigative Dermatology” HGF/SF injections can stimulate hair growth and increase hair follicle size in mice.
68 citations
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April 2014 in “Journal of Investigative Dermatology” Trichohyalin-like proteins are essential for the development of skin structures like hair, nails, and feathers.