Poly-D,L-lactic acid boosts hair growth in aged skin by activating hair follicle stem cells.
13 citations
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September 2021 in “Current Issues in Molecular Biology” Dexpanthenol helps human hair follicle cells grow by preventing aging and death, and by supporting growth signals.
February 2023 in “Molecules” Cactus extract from Notocactus ottonis may help promote hair growth.
January 2024 in “International Journal of Molecular Sciences” Blocking the protein CXCL12 with a specific antibody can increase hair growth in common hair loss conditions.
2 citations
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May 2023 in “Marine Drugs” Marine-derived saccharides may help reduce aging effects on skin and hair by promoting cell growth and collagen production.
September 2025 in “International Journal of Molecular Sciences” Unmodified fullerene C60 promotes hair growth and may help treat hair loss.
October 2022 in “International Journal of Molecular Sciences” Fish collagen peptides can significantly promote hair growth.
February 2015 in “American journal of medical and biological research” Balding hair follicles have less growth-promoting factors and more inhibitory factors, leading to hair loss.
9 citations
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August 2005 in “Archives of Dermatological Research” Scalp dermal papilla and fibrous sheath cells have different MMP expression than scalp dermal fibroblasts.
January 2005 in “Experimental Dermatology” Genetic factors play a major role in acne.