April 2025 in “Research Journal of Topical and Cosmetic Sciences” Bromelain in shampoo is a safe and effective anti-dandruff treatment that improves hair health and shine.
Waru leaf creambath can speed up hair growth in rabbits, especially at 37.5% concentration.
6 citations
,
March 1998 in “Textile Research Journal” Chemical treatments can change the scale heights of wool and cashmere fibers, affecting their identification.
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.
157 citations
,
April 1997 in “International journal of legal medicine” Cosmetic hair treatments like bleaching and dyeing reduce drug levels in hair samples.
25 citations
,
February 2007 in “Forensic science international” Different hair cleaning methods caused varying levels of damage to the hair's outer layer.
January 2023 in “Fashion and textiles” Cationic and nonionic surfactants provide better color intensity and resistance for semi-permanent hair dye than anionic surfactants.
December 2013 in “미용예술경영연구” Scalp treatments increased hair density and reduced hair loss in Telogen Effluvium patients.
March 2020 in “Journal of Burn Care & Research” Hair highlighting can cause severe scalp burns, and surgery with psychological support improves recovery.
June 2024 in “Georgetown Scientific Research Journal” Bleomycin injections in mice cause skin thickening and hair loss.
Hair keratin treatments can be harmful, potentially causing health issues like skin reactions and cancer.
A 15% bitter melon leaf extract shampoo promotes the most hair growth.
June 1958 in “Mycopathologia” Selective chemical epilation effectively treats tinea capitis without harmful side effects.
8 citations
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January 2009 in “Transactions of the Materials Research Society of Japan” Water-soluble wool keratin can protect human hair from damage during treatments.
December 2025 in “Biopolymers” Heat worsens damage in chemically treated hair, especially bleached and straightened hair.
February 2025 in “Journal of Forensic Sciences” Sonication washing reduces nuclei in hair roots, affecting DNA extraction.
March 2026 in “Journal of the mechanical behavior of biomedical materials/Journal of mechanical behavior of biomedical materials” Bleaching and UV exposure significantly damage hair.
September 2025 in “Sahel Journal of Life Sciences FUDMA” Chemical hair straighteners can severely damage hair and scalp with repeated use.
3 citations
,
June 2019 in “Journal of cosmetic dermatology” Lower pH straighteners change hair more but weaken it.
April 2019 in “Digital Library of Theses and Dissertations (Universidade de São Paulo)” Hair straightening at pH 1.0 improves alignment but weakens hair more than pH 2.0.
March 2025 in “PHARMADEMICA Jurnal Kefarmasian dan Gizi” Cucumber extract shampoo effectively fights fungi and meets quality standards.
3 citations
,
January 2019 in “Skin research and technology” All wiping methods are as effective as washing for removing cleaning agent from hair.
21 citations
,
January 2017 in “MethodsX” Methanol is better than isopropanol for washing grizzly bear hair to measure cortisol.
1 citations
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November 2025 in “American Journal of Medical Science and Technology” The herbal shampoo cleans well and is safer and better than synthetic ones.
January 2002 in “China Surfactant Detergent & Cosmetics” Shampoo D is best for fixing perm-damaged hair.
1 citations
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April 2021 in “Han'gug miyong haghoeji/Journal of the Korean society of cosmetology” Aspartic acid at 0.75% makes perms more effective and less damaging to hair.
October 2023 in “Biomimetics” The new hair-dyeing shampoo is safe, colors hair evenly, and strengthens it.
14 citations
,
March 2007 in “Journal of burn care & research” Hair highlighting can cause serious scalp burns if not done carefully.
April 2023 in “Asia-pacific Journal of Convergent Research Interchange” Hair manicure improves the strength and condition of bleached hair.
May 2021 in “Zbalansovane prirodokoristuvannâ” Some shampoos have harmful ingredients that can cause health problems, but these are needed for the shampoos to work properly.