October 2025 in “Nephrology Dialysis Transplantation” Hair-straightening products with glyoxylic acid can cause kidney damage.
July 2007 in “International Journal of Cosmetic Science” The new polymer improves dyed hair's color, moisture, shine, and smoothness.
November 2025 in “Cosmetics” Most trichological shampoo ingredients lack strong evidence for effectiveness against hair loss.
5 citations
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July 2022 in “PubMed” Hair dyes, shampoos, and conditioners often cause scalp allergies due to common allergens like p-phenylenediamine and nickel.
January 2018 in “프로그램북(구 초록집)” Scalpoo® shampoo effectively increases hair thickness and reduces shedding.
August 2023 in “Journal of Health and Beauty” K-30 treatment restores protein and weight in damaged hair, making it similar to healthy hair.
29 citations
,
December 1998 in “European Respiratory Journal” Hair bleach can make rabbit airways more sensitive.
1 citations
,
January 2017 in “Elsevier eBooks” Functional materials in hair care improve shine, volume, frizz control, color protection, and repair.
Aloe vera hair tonic with 10% and 15% concentrations effectively promoted hair growth in male rats.
Shiitake mushroom, buckwheat, and cypress are effective and safe for scalp care.
35 citations
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April 1956 in “Journal of the American Medical Association” Selenium sulfide shampoo can cause hair loss, which stops when you stop using it.
14 citations
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September 1954 in “Textile Research Journal” Hair absorbs different substances from solutions based on pH levels.
September 2024 in “Journal of Microbiology and Biotechnology” The tonic boosts hair growth and fights dandruff using natural electric energy.
Minoxidil shampoo showed slight hair growth but needs longer testing for clear results.
March 2026 in “Advanced Healthcare Materials”
20 citations
,
January 1990 in “Journal of dermatological treatment” Ketoconazole shampoo treats dandruff and reduces hair greasiness.
June 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Herbal hair dye with Bhringraj is effective, safe, and eco-friendly.
Chemical treatments weaken hair's thermal stability and structure.
June 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Herbal hair dye with Bhringraj is effective, safe, and eco-friendly.
February 2020 in “The Pharmaceutical Society of Japan”
March 2026 in “International Journal of Pharmaceutics and Drug Analysis” Jackfruit seed extract can be used to make an effective natural anti-dandruff shampoo.
September 2010 in “대한화장품학회지(J. Soc. Cosmet. Scientists Korea)” The study developed a reliable method to measure active ingredients in hair nourisher products using HPLC.
12 citations
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March 1958 in “American Journal of Clinical Nutrition” Shampooing can affect the loss of minerals like calcium and iron from hair.
May 2025 in “Journal of Dermatological Treatment” The shampoo improved seborrheic dermatitis symptoms, but worked better for males than females.
August 2021 in “Asian Journal of Pharmaceutical and Clinical Research” Plant extracts in shampoo improved hair thickness and density in men with hair loss.
March 2025 in “INDONESIAN JOURNAL OF PHARMACY” Macroalgae may help treat hair loss and could be used in new hair growth products.
3 citations
,
May 2009 in “International Journal of Cosmetic Science” Relaxer treatments damage African–American hair, with commercial products causing more harm than lab-made solutions.
42 citations
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January 2009 in “Colloids and Surfaces B: Biointerfaces” A certain surfactant sticks to human hair, making it change from water-repelling to water-attracting, which could help in hair conditioning.
72 citations
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December 2011
15 citations
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March 1997 in “International Journal of Dermatology” Selenium sulfide in anti-dandruff shampoos can turn hair green.