16 citations
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December 2016 in “Skin appendage disorders” Nickel, cobalt, balsam of Peru, fragrance mix, carba mix, and propylene glycol are common allergens causing scalp contact dermatitis.
9 citations
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February 2020 in “Journal of Cosmetic Dermatology” Pulsatilla chinensis compounds may help prevent stress-related hair loss.
June 2023 in “Zenodo (CERN European Organization for Nuclear Research)” 4 citations
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July 2015 in “Clinical, cosmetic and investigational dermatology” The shampoo is very effective and safe for use after hair transplants.
May 2024 in “Indian Dermatology Online Journal” A rare bacterial infection of pubic hair can cause strong genital odor, but trimming hair and using clindamycin can quickly fix it.
June 2013 in “Institutional Repositories DataBase (IRDB)” Glechoma hederacea extract may help promote hair growth and treat baldness.
June 2023 in “Zenodo (CERN European Organization for Nuclear Research)” January 2016 in “Huanjing yu Jiankang Zazhi” 
34 citations
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April 1973 in “The American journal of clinical nutrition” Not enough vitamin B6 in pregnant rats' diets caused poor development and health in their babies.
December 2024 in “Tropical Journal of Natural Product Research” CTUMP's Herb shampoo promotes faster and denser hair growth.
March 2024 in “Jurnal Tata Rias” Ginger hair tonic can reduce hair loss and improve hair quality.
10 citations
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December 2020 in “Dermatitis” Ethnic hair products contain different allergens than nonethnic ones, with fragrance being the most common in ethnic products.
2 citations
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January 2016 in “Springer briefs in molecular science” Using natural sources as hair conditioners can help restore shine and softness to damaged hair.
July 2025 in “JURNAL BIOLOGI TROPIS” A shampoo with teak leaf extract and coconut oil can significantly boost hair growth and reduce hair loss.
April 2025 in “Clinical and Translational Discovery” The ketoconazole gel improved hair growth and is a promising treatment for hair loss.
May 2023 in “Health science reports” Coloring shampoos for gray hair may cause gene mutation, reproductive issues, and skin damage, needing stricter regulation and expert consultation.
July 2025 in “SKIN The Journal of Cutaneous Medicine” Xtressé™ gummies may help increase hair growth in women, especially in early hair loss stages.
January 2024 in “Journal of cutaneous and aesthetic surgery” Scalp injuries and harsh hair care can cause severe hair matting in children.
14 citations
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December 2019 in “International Journal of Phytocosmetics and Natural Ingredients” The conditioner with Spirulina and Ascophyllum extracts made hair shinier and easier to comb.
June 2025 in “Healthy-Mu Journal” The optimized Cinchonine gel effectively fights acne bacteria and is safe for twice-daily use.
4 citations
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July 1987 in “Dermatologic Clinics” June 2015 in “Reactions weekly” December 2012 in “Reactions weekly” 
July 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Chitosan slows root hair growth and causes a buildup of callose at low concentrations, but at high concentrations, it only inhibits growth without callose buildup.
March 2023 in “Reactions Weekly” January 2023 in “Reactions Weekly” January 2023 in “Reactions Weekly” January 2023 in “Reactions Weekly” March 2022 in “Reactions Weekly”