6 citations
,
December 2013 in “Journal of Cosmetic Dermatology” Pigmented concealing powders can improve the look of hair density for people with hair loss but need daily application and may not work well in wet conditions.
12 citations
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October 2018 in “Biotechnology reports” Recombinant keratin K31 makes damaged hair thicker, stronger, and straighter.
86 citations
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January 1996 in “Clinics in dermatology” Hair can be damaged by daily routines, but protein-based products can protect and improve it.
Modern hair styling products don't repair hair but improve its surface and stability.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Derinat helps extend hair growth by reducing harmful molecules in skin cells.
December 2020 in “Journal of Aesthetic Nursing” Injecting platelet-rich plasma into the scalp stimulates hair growth, increases hair density, and treats hair loss effectively with minimal side effects.
January 2026 in “Biomaterials”
January 2023 in “Health science reports” French maritime pine bark extract significantly increased hair density in menopausal women.
July 2024 in “Experimental Dermatology” AP collagen peptides help hair grow and improve hair health.
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.
6 citations
,
December 2021 in “Scientific Reports” Inhibiting class I HDACs helps maintain hair growth ability in skin cells.
28 citations
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December 2011 in “Biocatalysis and biotransformation” PDI helps restore over-bleached hair's strength and structure by attaching special peptides.
August 2021 in “Journal of Investigative Dermatology” Stress causes hair loss by making the body produce cortisol, which stops hair cells from growing.
7 citations
,
October 2019 in “Frontiers in bioengineering and biotechnology” Fusion proteins can protect hair from heat damage.
1 citations
,
March 2018 in “bioRxiv (Cold Spring Harbor Laboratory)” The hair treatment made hair grow faster and thicker and strengthened the hair roots.
2 citations
,
July 2013 in “Fashion business” Keratin essence protects and improves damaged hair.
January 2020 in “대한피부과학회지” Dutasteride effectively increases hair density in women with hair loss.
January 2024 in “Archives of Biological Sciences (Beograd)” AP collagen peptides may help hair grow better and become stronger.
January 2002 in “China Surfactant Detergent & Cosmetics” Shampoo D is best for fixing perm-damaged hair.
January 2020 in “Hair therapy & transplantation” PRP therapy can help stimulate natural hair growth and thicken hair.
8 citations
,
March 2020 in “Dermatologic Therapy” The new hair loss treatment kit was safe and improved hair growth without any adverse effects.
September 2017 in “Journal of Investigative Dermatology” Ceramide may help delay hair aging by restoring stressed hair cells.
Chemical treatments weaken hair's thermal stability and structure.
6 citations
,
August 2013 in “Facial plastic surgery clinics of North America” Dense packing fits many hair grafts closely together for a natural look but isn't suitable for everyone.
November 2022 in “Journal of Investigative Dermatology” Fish-derived collagen may help hair grow longer and affect hair stem cells, while bovine collagen could benefit hair stem cell maintenance, potentially aiding in hair loss conditions.
January 2008 in “EMC - Cosmetologia Medica e Medicina degli Inestetismi Cutanei” New techniques and treatments can effectively and safely increase hair density for everyone.
166 citations
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August 2011 in “Dermatologic Surgery” Platelet-rich plasma with a new carrier significantly increases hair thickness without serious side effects.
1 citations
,
December 2014 in “Journal of the Society of Cosmetic Scientists of Korea” CRF can cause hair loss, but blocking its receptors might prevent this.
July 2025 in “Journal of Investigative Dermatology”
10 citations
,
August 2018 in “Experimental Dermatology” Decorin helps hair cells grow and move, and keeps hair growth phase going in mice.