2 citations
,
July 2018 in “Journal of drug delivery and therapeutics” Onion and eucalyptus oil shampoo effectively treats dry hair and promotes hair growth.
5 citations
,
January 1990 in “Journal of Society of Cosmetic Chemists of Japan” Permanent wave lotion can extract proteins from hair, especially when pH is higher, and repeated treatments or bleaching can damage hair.
40 citations
,
February 2002 in “International Journal of Dermatology” Permanent hair dye damages hair but it mostly recovers after 8 weeks; using certain hair care products can help repair it.
21 citations
,
April 2012 in “European Journal of Pharmaceutics and Biopharmaceutics” The gel with special fat-loaded particles from rice bran could be an effective skin treatment for hair loss.
January 2022 in “JURNAL BIOSAINS” A 10% cassava leaf extract tonic grows rabbit hair better than a commercial product.
March 2010 in “International Journal of Cosmetic Science” Disulfide bonds affect the melting behavior of hair's crystalline structure, but hair retains some stability even after these bonds are broken.
April 2019 in “Journal of Investigative Dermatology” Stabilizing HIF1A in hair follicles may boost hair growth by enhancing energy production and blood vessel formation.
10 citations
,
August 2021 in “Cosmetics” The best shampoo formula used 1% high-weight hyaluronic acid, 10% acidic sophorolipid, and 1% salt for effective hair conditioning and cleansing without sulfates or silicones.
12 citations
,
November 2019 in “South African Medical Journal” Lye and no-lye hair relaxers can damage skin.
2 citations
,
January 2011 Relaxers straighten African hair by breaking down its helical structure using strong bases.
4 citations
,
January 2004 DanGuiBoHyulTangGami-Bang helps hair growth but doesn't extend the growth period or affect hair follicle cells significantly.
49 citations
,
April 2010 in “International Journal of Cosmetic Science” Hair ages as the cuticle wears down, especially beyond 1 meter from the root, affecting its strength and shine.
August 2009 in “PHARMACY: Jurnal Farmasi Indonesia (Pharmaceutical Journal of Indonesia)” Noni fruit extract speeds up hair growth in rabbits.
October 2009 in “추계총회 및 학술대회” Natural Agiyeo Hair Cleaner may help hair grow in people with pattern baldness.
January 1939 in “Münchener medizinische Wochenschrift” June 2010 in “DR-NTU (Nanyang Technological University)” Hair coloring and chlorine change hair strength differently.
December 2025 in “Journal of Nanobiotechnology” The new microneedle system promotes hair growth by improving the hair follicle environment.
29 citations
,
July 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” The enzymes Aldh1a2 and Aldh1a3 are involved in making retinoic acid in hair follicles and have different roles in hair growth.
January 2008 in “Medical Entomology and Zoology”
6 citations
,
October 2013 in “Plastic and Reconstructive Surgery – Global Open” HSL treatment speeds up hair growth and reduces oxidative stress in hair follicles of ob/ob mice.
May 2024 in “Journal of cosmetic dermatology” Heat-treated Limosilactobacillus fermentum with menthol, salicylic acid, and panthenol promotes hair growth and balances scalp microbiome in people with androgenetic alopecia.
April 2019 in “Journal of Investigative Dermatology” Maca root extract protects hair follicles and promotes hair growth.
7 citations
,
August 2020 in “Majalah Farmasetika” A herbal hair tonic with 2.5% green tea extract is most effective for hair growth.
25 citations
,
April 2015 in “Current problems in dermatology” Hair regrowth slows with age and can be affected by treatments that change enzyme activity in the skin.
90 citations
,
July 1993 in “Journal of Investigative Dermatology” 6 citations
,
March 1991 in “Journal of Radioanalytical and Nuclear Chemistry” Manganese levels in hair may be linked to multiple sclerosis.
Nourkrin effectively promotes hair growth and is well-tolerated without side effects.
January 2026 in “Journal of Materials Chemistry B” TA-Ado effectively promotes hair growth and reduces hair loss.
6 citations
,
October 1988 in “Clinics in Dermatology” The molecular details of hair growth are not well understood.