49 citations
,
June 2004 in “Philosophical Transactions of the Royal Society A Mathematical Physical and Engineering Sciences” Human hair becomes weaker and stretches more easily at higher temperatures.
13 citations
,
March 2017 in “Skin Research and Technology” Formaldehyde damages curly hair more than glyoxylic acid.
1 citations
,
December 2025 in “International Journal of Molecular Sciences” Atelocollagen boosts collagen production and improves skin elasticity in aged skin.
December 2025 in “Cosmetics” The bio-based complex effectively repairs and protects chemically damaged hair.
December 2022 in “Cosmetics” The food supplement improved hair growth and strength in people with a certain type of hair loss and had no major side effects.
September 2021 in “IP Indian Journal of Clinical and Experimental Dermatology” The herbal supplement improved hair growth, density, and strength without side effects.
8 citations
,
August 2019 in “ACR Open Rheumatology” Defective repair processes may cause immune activation and inflammation in psoriatic disease.
September 2024 in “Heliyon” Repeated hair dyeing significantly damages hair.
79 citations
,
January 2018 in “Wiley Interdisciplinary Reviews-Developmental Biology” Understanding how baby skin heals without scars could help develop treatments for adults to heal wounds without leaving scars.
23 citations
,
November 2021 in “Journal of Bionic Engineering” The new wound dressing helps skin heal faster and fights infection.
22 citations
,
November 2023 in “Clinical Cosmetic and Investigational Dermatology” Stem cell-derived therapies can help rejuvenate skin by improving wrinkles, elasticity, and pigmentation.
12 citations
,
May 2021 in “The journal of investigative dermatology/Journal of investigative dermatology” Laminin 332 is essential for normal skin cell behavior and structure.
7 citations
,
August 2023 in “Frontiers in Immunology” Targeting TRP channels may help reduce excessive scarring.
7 citations
,
September 2020 in “International Journal of Cosmetic Science” Different sizes of keratin peptides can strengthen hair, with smaller ones possibly increasing volume and larger ones repairing damage.
3 citations
,
February 2023 in “ACS omega” Grape seed oil improved hair quality the most, followed by rosehip and safflower seed oils, and reduced damage from shampoo.
3 citations
,
January 2019 in “International Journal of Trichology” The balance of thiol-disulfide in women with hair loss is affected but not damaged.
2 citations
,
December 2025 in “Cosmetics” Proper scalp care can improve hair health and delay ageing signs.
1 citations
,
May 2021 in “BMC Proceedings” The document concludes that more research is needed to reduce frequent hospital visits, addiction medicine education improves with specific training, early breast cancer surgery findings are emerging, nipple smears are not very accurate, surgery for older melanoma patients doesn't extend life, a genetic condition in infants can often be treated with one drug, doctors are inconsistent with blood clot medication, a certain gene may protect against cell damage, muscle gene overexpression affects many other genes, and some mitochondrial genes are less active in mice with tumors.
February 2026 in “International Journal of Molecular Sciences” PDLLA filler can improve hair thickness and shine by reducing age-related hair decline.
December 2025 in “Sustainable Chemistry One World” Mangosteen waste can be used as an eco-friendly natural hair dye, producing a lasting reddish color and strengthening hair.
November 2025 in “Cosmetics” Rice germ oil improves hair health, but adding ferulic acid offers limited benefits and may worsen chemically damaged hair.
August 2024 in “Cosmetics” K18® and Olaplex® both effectively repair bleached hair, improving its strength, smoothness, and overall health.
Hair can't be as strong as Rapunzel's because it's impractical to scale up due to defects.
September 2025 in “International Journal of Cosmetic Science” Friction causes hair breakage during combing, and fragment count predicts hair strength.
1 citations
,
November 2025 in “Molecules” Ellagic acid can help treat skin issues, but its effectiveness is limited by poor absorption, so new delivery methods are being explored.
October 2024 in “Cosmetics” ATG effectively reduces hair frizz without damaging hair strength.
July 2023 in “Research Square (Research Square)” Skin's uneven surface and hair follicles affect its stress and strain but don't change its overall strength, and help prevent the skin from peeling apart.
18 citations
,
August 2017 in “PLOS ONE” Skin and its underlying fat layer act together to resist mechanical stress, and reinforcing this composite structure may help more with anti-aging than just strengthening the skin alone.
28 citations
,
May 1998 in “Skin Research and Technology” Scalp flaps are stiffer than skin from other body areas, which helps in planning reconstructive and cosmetic head surgeries.
3 citations
,
January 2025 in “Burns & Trauma” Glucose metabolism is crucial for wound healing but can delay healing in chronic wounds due to increased stress and inflammation.