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Frequent hair coloring and styling can damage hair and cause breakage or loss.

Coffee silverskin may be a beneficial and safe ingredient for cosmetics, offering hydration, firmness, and potential hair growth benefits.

L-cysteine slows down the breaking of bonds in hair due to electrostatic interactions.

Hair's strength and flexibility come from its protein structure and molecular interactions.

Keratin-based particles safely improve hair strength, smoothness, and heat protection.

Keratin's mechanical properties are influenced by hydrogen bonds and secondary structure, and can be improved with the SPD-2 peptide.

Melanin density affects hair color, and this method can help in cosmetic assessments and diagnosing hair diseases.

Nanostructured lipid carriers can effectively repair hair split-ends for over 3 days.

Mintop shampoo improved hair smoothness, shine, and strength after ten washes.

Tiny particles called extracellular vesicles show potential for improving skin health in cosmetics, but more research is needed to confirm their safety and effectiveness.

Frontal fibrosing alopecia mostly affects postmenopausal women, with diagnosis often delayed by 3 years.

The hair masks are safe, stable, and effective for hair care.

Understanding phenotypic plasticity is crucial for developing effective cancer therapies.

Pectin biosynthesis is essential for the growth of cotton fibers and Arabidopsis root hairs.

The article concludes that advancements in hair cosmetics require dermatologists to stay informed about products and their potential risks, including allergies and higher risks for hairdressers.

Reducing copper (II) ion levels in hair can decrease hair damage.

Dermatologists play a key role in identifying and documenting signs of abuse and injury for forensic investigations.

Human head hair proteins can be typed into eight distinct patterns, useful for genetic and forensic investigations.

Different tests are used to see how hair care products affect hair, and choosing the right test is important for accurate results.

Human hair varies widely and should be classified by curl type rather than race.

Scientists made antibodies to tell cashmere and wool apart, which could improve how we identify animal fibers.

UV radiation damages hair by creating holes and peeling cuticle layers.

Keratin structure in hair is stable at pH 5-6 but disrupts between pH 6-7.

Scientists created three types of structures to help regrow hair follicles, and all showed promising results for hair regeneration.

Most people in the surveyed area experience hair loss, but they are not aware of the role of diet, iron, hormones, genetics, and possibly water quality in causing it.

16-MHA can restore the barrier and moisture of damaged hair, making it similar to undamaged hair.

Twelve plants, especially castor oil and coconut, are beneficial for managing afro-textured hair.

More research is needed on natural hair products, especially clinical studies.

Water quality affects mineral content in hair, and coconut oil can protect against damage.

Trichoscopy is a helpful and quick method to identify different types of hair loss in women.