April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” Aging causes changes in scalp cells that can negatively affect hair health.
26 citations
,
September 2023 in “Bioengineered” Brown seaweed oligosaccharides have health benefits and potential uses in food and medicine.
2 citations
,
July 2025 in “Biopolymers” Eggshells can be used to sustainably and cheaply produce important compounds like glycosaminoglycans.
21 citations
,
December 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” T-cells in alopecia areata scalp show abnormal regulation, leading to less inflammation.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Estetrol may help prevent hair loss and promote hair growth in women.
23 citations
,
October 2008 in “Experimental and Clinical Endocrinology & Diabetes” Hair can show increased cortisol levels during late pregnancy.
3 citations
,
January 1989 in “Journal of Japan Oil Chemists Society” AMT is the best surfactant for hair and scalp care.
24 citations
,
September 2002 in “Dermatologic Surgery” The study found that hair follicles are above muscle connections in the scalp, which may help protect stem cell areas.
39 citations
,
March 2008 in “Growth hormone & IGF research” Raspberry ketone may help grow hair and improve skin elasticity.
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.
23 citations
,
April 2006 in “Skin Research and Technology” The study concluded that a special imaging technique showed women with hair loss have slower hair growth and a faulty hair replacement cycle.
November 2025 in “Journal of Investigative Dermatology” NUL-5 may boost hair growth by improving hair follicle health and structure.
November 2024 in “Journal of Investigative Dermatology” Stimulating OR10J1 can promote hair growth and may help treat hair loss.
9 citations
,
April 2019 in “Food Chemistry” Created large amounts of grape seed compounds using a new method.
8 citations
,
January 2020 in “International Journal of Trichology” Silymarin improves hair follicle health better than vitamin C by boosting cell growth and reducing oxidative stress.
N793 may improve hair density in people with mild hair thinning.
14 citations
,
October 2020 in “Scientific reports” Hair greying is linked to reduced ATM protein in hair cells, which protects against stress and damage.
July 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Blocking mTORC1 activity with rapamycin could help increase hair pigmentation and growth, potentially reversing gray hair.
489 citations
,
June 2005 in “The FASEB Journal” Human hair follicles can produce cortisol like the body's stress response system.
November 2022 in “Journal of Investigative Dermatology” Blocking mTORC1 activity could increase hair pigmentation and potentially reverse greying.
Microneedling is an effective way to treat hair loss from androgenetic alopecia.
9 citations
,
June 1959 in “Archives of dermatology” Hair can darken after inflammation and then return to its original color.
13 citations
,
December 1991 in “Annals of the New York Academy of Sciences” Researchers created a lab model to study human hair growth, showing it can grow and self-regulate outside the body.
17 citations
,
April 2022 in “Bioactive Materials” Continuous microfluidic processes can help scale up microtissue production for industrial and clinical use.
12 citations
,
February 2014 in “Recent Patents on Inflammation & Allergy Drug Discovery” Shampoos have evolved into multifunctional products with patented innovations for different hair needs and can include medicinal herbs for hair and scalp health.
November 2025 in “Zenodo (CERN European Organization for Nuclear Research)” Herbal hair gels are safer and effective alternatives to synthetic gels, promoting hair health.
November 2025 in “Zenodo (CERN European Organization for Nuclear Research)” Natural hair gels with herbal extracts like Aloe vera and hibiscus are safer and effective for hair health.
October 2018 in “Ayurlog: national journal of research in ayurveda science” The review suggests that lifestyle, diet, and environment affect hair loss, and Ayurveda offers ways to maintain hair health.
May 2015 in “Plastic and Reconstructive Surgery” A new method using bands and finger sheaths from gloves to manage hair during surgery is effective, quick, and reduces hair damage.
93 citations
,
February 2008 in “Atmospheric environment” Ozone reacts more with unwashed hair, producing compounds due to scalp oils, which could lower ozone exposure but increase exposure to reaction products.