May 2017 in “Journal of microscopy and ultrastructure” Water quality affects mineral content in hair, and coconut oil can protect against damage.
10 citations,
September 2020 in “Biopolymers” Hair's structure and properties change with pH; acidic pH maintains strength and less swelling, while alkaline pH increases water content and swelling.
16 citations,
December 2018 in “Plant Science” Elevated CO2 can lessen the negative impact of water shortage on soybean roots and affects specific genes.
21 citations,
March 2017 in “Skin research and technology” Removing external lipids from hair reduces moisture and increases strength, while removing internal lipids decreases water permeability.
137 citations,
June 2005 in “Climacteric” Estrogen loss during menopause worsens skin health, but hormone replacement therapy may improve it, though more research is needed.
7 citations,
March 2019 in “Journal of cosmetic dermatology” African hair has the most lipids, while Caucasian hair is more hydrated and stronger.
5 citations,
March 2012 in “Microscopy Research and Technique” UVB radiation changes the chemical makeup and dries out human hair but doesn't alter its appearance or texture.
Hyaluronic acid in shampoo penetrated hair well, reduced frizz, and improved hair strength and moisture.
December 2023 in “Gugje bogeon mi-yong haghoeji” Scalp scaling with aroma oil improves scalp condition and user satisfaction.
34 citations,
January 2011 in “Annals of dermatology/Annals of Dermatology” Using a hair dryer at 15 cm with continuous motion causes less damage than natural drying.
January 2017 in “Journal of Cosmetics, Dermatological Sciences and Applications” Chinese women's hair gets thinner and grayer with age, and scalp conditions change, especially after 40.
7 citations,
May 2021 in “Applied sciences” Proteins like BSA and keratin can effectively style hair and protect it, offering eco-friendly alternatives to chemical products.
November 2024 in “Journal of Functional Foods” AP collagen peptides improve hair elasticity and gloss.
11 citations,
April 2022 in “Biophysical Journal” Disulfide bonds in keratin fibers break more easily under stress, especially when wet, affecting fiber strength.
September 2020 in “Pharmauho/Pharmauho : Jurnal Farmasi, Sains dan Kesehatan” The hair tonics with galangal and Aloe vera extracts were stable and met standards.
180 citations,
January 2003 in “American Journal of Clinical Dermatology” Menopause can lead to skin and hair problems due to hormonal changes, but hormone replacement therapy might help slow these effects.
61 citations,
November 2020 in “Molecules” Conductive hydrogels show promise for medical uses like healing wounds and tissue regeneration but need improvements in safety and stability.
44 citations,
July 2011 in “Dermato-endocrinology” Thyroid hormone affects skin health, with too little causing rough, pale skin and too much leading to smooth, thin skin, and may also impact wound healing and skin conditions.
November 2024 in “Journal of Cosmetic Dermatology” Valproic acid microemulsions improve skin delivery compared to regular solutions.
September 2024 in “Heliyon” Repeated hair dyeing significantly damages hair.
31 citations,
July 2012 in “Journal of Lipid Research” ACBP is crucial for healthy skin in mice.
36 citations,
March 2014 in “Molecular and Cellular Biology” Cidea is essential for proper lipid storage and secretion in sebaceous glands, affecting skin and hair health.
3 citations,
August 1980 in “Acs Symposium Series” Hair increases in size when it absorbs water, and treatments like bleaching affect how much water it can take in.
1 citations,
January 2018 in “Journal of microscopy and ultrastructure” The method can identify minerals in hair from water, and using coconut oil or conditioner can prevent mineral buildup.
12 citations,
October 1954 in “Textile Research Journal” Hair absorbs alkali bromide salts and water, affecting its structure, with absorption decreasing at higher temperatures.
8 citations,
July 2012 in “Annals of biomedical engineering” Hair absorbs molecules differently based on their size, charge, and love for water, and less at higher pH; this can help make better hair products.
11 citations,
May 2018 in “Frontiers in plant science” Arabidopsis PCaP2 helps plants survive drought by linking ABA and SA signals.
September 2014 in “Springer eBooks” Men and women experience skin aging differently due to changes in sex hormone levels with age.
15 citations,
March 2014 in “Biochimica and biophysica acta. Molecular and cell biology of lipids” ACBP is essential for healthy skin and fur by maintaining the skin's barrier function.
16 citations,
June 2019 in “Industrial Biotechnology” Freezing brown seaweed right after harvesting and using microwave-assisted extraction with 75% 1,3-propanediol as a solvent is the best way to get polyphenols for cosmetics.