18 citations
,
July 2015 in “Journal of cosmetic dermatology” Straightening and coloring hair, especially with sodium hydroxide, greatly increases protein loss.
70 citations
,
February 2019 in “The journal of immunology/The Journal of immunology” Short-chain fatty acids from *Cutibacterium acnes* cause skin inflammation, contributing to acne.
20 citations
,
December 2011 in “Journal of inherited metabolic disease” Valproic acid treatment increases a specific acid in urine by blocking an enzyme, possibly causing skin rash and hair loss.
17 citations
,
April 2021 in “Molecules/Molecules online/Molecules annual” Linoleic acid from Malva verticillata seeds may help treat hair loss by promoting hair cell growth and blocking baldness signals.
4 citations
,
December 2018 in “Macedonian Journal of Chemistry and Chemical Engineering” A new method accurately measures amino acids in treated hair, showing bleaching reduces amino acids while protein treatments increase them.
December 2025 in “Scientific Reports” Valproic acid helps hair follicle stem cells survive better in low oxygen and glucose conditions.
18 citations
,
October 2022 in “JCI Insight” Abnormal amino acid metabolism may worsen rosacea symptoms.
6 citations
,
February 2023 in “Journal of nanobiotechnology” The new anti-acne treatment HA-P5 effectively reduces acne by targeting two key receptors and avoids an enzyme that can hinder treatment.
1 citations
,
October 2025 in “Nano Research” A new microneedle patch effectively treats atopic dermatitis by reducing skin stress and restoring immune balance.
December 2025 in “Scientific Reports” α-Mangostin can naturally lighten skin by reducing melanin.
Human hair keratins can self-assemble and support cell growth, useful for biomedical applications.
11 citations
,
January 2016 in “Evidence-based Complementary and Alternative Medicine” Rice bran extract can increase melanin production and may help treat melanin deficiency.
August 2025 in “Animal nutrition” α-Ketoglutaric acid improves hair growth, rabbit performance, and antioxidant levels.
7 citations
,
July 2019 in “International Journal of Molecular Sciences” PGA-4HGF may help treat hair loss by activating hair growth pathways and extending the hair growth phase.
4 citations
,
April 2025 in “Antioxidants” Alpha-ketoglutarate protects rabbit skin cells from oxidative damage by activating a specific cell pathway.
3 citations
,
September 2024 in “Brain and Behavior” ASA and CM may protect the brain and work better together.
February 2026 in “International Journal of Molecular Sciences” PDLLA filler can improve hair thickness and shine by reducing age-related hair decline.
Poly-D,L-lactic acid boosts hair growth in aged skin by activating hair follicle stem cells.
21 citations
,
June 2022 in “Pharmaceutics” Goat placenta in microneedle patches is effective and safe for skin regeneration.
December 2025 in “International Journal of Molecular Sciences” Centella asiatica extract taken orally can reduce skin aging from UVB exposure.
August 2025 in “ACS Omega” New compounds show promise as nonsteroidal treatments for hair loss.
January 2023 in “Journal of cosmetic dermatology” The synthetic retinoid EC23 thickens skin and promotes hair growth more effectively and with a lower dose than natural retinoids.
March 2025 in “Advanced Science” Bioengineered hair germs using special hydrogels can help regenerate hair follicles and treat hair loss.
79 citations
,
November 2010 in “Journal of Neuroscience” Hair clipping can trigger axon growth and changes in the skin.
January 2019 in “Springer Reference Medizin” Follicle Stimulating Hormone is important for fertility.
7 citations
,
December 2023 in “International Journal of Molecular Sciences” Forsythiaside A helps protect cells and liver from damage by reducing oxidative stress and boosting antioxidants.
December 2025 in “Rapid Communications in Mass Spectrometry” Pepsin digestion improves accuracy in analyzing proteins in human hair.
49 citations
,
October 2017 in “Nutrients” Equisetum debile extract, especially the ethyl acetate type, may be a promising natural ingredient for anti-hair loss products.
34 citations
,
December 2009 in “The International Journal of Developmental Biology” Too much thymosin beta4 causes weird teeth and more hair growth in mice.
32 citations
,
July 2012 in “Stem Cells Translational Medicine” Vitamin D3 can help improve hair growth by enhancing the function of specific skin cells and could be useful in hair regeneration treatments.