57 citations
,
April 2002 in “The journal of investigative dermatology/Journal of investigative dermatology” Vitamin D receptor is crucial for starting hair growth after birth.
19 citations
,
April 2020 in “Journal of ethnopharmacology” Prunus mira nut oil helps hair grow by affecting the Wnt/β-catenin signaling pathway.
January 2014 in “Dongwu yingyang xuebao” A dietary vitamin A level of 10,000 IU/kg is best for growing Rex rabbits.
3 citations
,
August 2022 in “JAAD international” Taking a daily multivitamin may be enough to promote hair growth in people with alopecia.
January 2022 in “International journal of advanced research” Most Saudi adults use multivitamins for hair growth, often based on medical or pharmacist advice.
2 citations
,
August 2020 in “Clinical, Cosmetic and Investigational Dermatology” The hair-growth formula with L-cystine helps protect and grow hair cells.
1 citations
,
August 2022 in “Molecules” Prunus mira kernels contain components that can promote hair growth in mice.
November 2022 in “Bioengineering” The method can test hair growth products using a lab-made hair-like structure that responds to known treatments.
August 2022 in “International Journal of Health Sciences (IJHS)” The combined treatment significantly improved hair growth and thickness compared to the control group.
13 citations
,
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.
13 citations
,
December 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” Nicotinamide applied to the scalp can slow down hair growth.
June 2025 in “Frontiers in Bioengineering and Biotechnology” Recombinant collagen with nicotinamide boosts hair growth and health.
June 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” The RHC complex with nicotinamide promotes hair growth and health.
34 citations
,
September 1997 in “Acta Dermato Venereologica” RXR agonists may promote hair growth in humans.
January 2025 in “International Journal for Research Trends and Innovation” The polyherbal hair oil promotes hair growth effectively and is safe for use.
The serum with hibiscus and other natural ingredients improves hair growth and quality.
January 2016 in “Journal of Cosmetics, Dermatological Sciences and Applications” A100 gel may increase hair growth without side effects, but more research is needed.
January 2005 in “Belarusian State Pedagogical University repository (Belarusian State Pedagogical University)” 0.5% TPGS boosts hair growth with minoxidil, but 2% TPGS increases minoxidil absorption.
1 citations
,
December 2021 in “The Open Dermatology Journal” Herbal hair oil with certain herbs can improve hair growth.
May 2026 in “International Journal of Drug Delivery Technology” Herbs like hibiscus, onion, and aloe vera may help hair growth and are good alternatives to conventional treatments.
June 2026 in “Zenodo (CERN European Organization for Nuclear Research)” The rosemary-fenugreek serum is effective and safe for managing hair loss and promoting scalp health.
June 2026 in “Zenodo (CERN European Organization for Nuclear Research)” The rosemary-fenugreek serum is effective and safe for managing hair loss and promoting scalp health.
78 citations
,
November 2005 in “Endocrinology” Hairless protein can block vitamin D activation in skin cells.
16 citations
,
February 2005 in “British journal of dermatology/British journal of dermatology, Supplement” Lack of Vitamin D receptor changes skin structure and increases certain immune cells in the skin.
12 citations
,
December 2016 in “The FASEB Journal” Lack of vitamin D receptor causes hair loss in mice by allowing certain genes to overactivate.
Vitamin D may help improve hair growth in women with diffuse alopecia.
March 2013 in “International Society of Hair Restoration Surgery” Biotin may not effectively promote hair growth.
1 citations
,
June 2023 in “Journal of steroid biochemistry and molecular biology/The Journal of steroid biochemistry and molecular biology” Vitamin D helps skin stem cells heal wounds by working with a key skin protein.
The conclusion is that hair supplement ingredients may be unsafe and should be disclosed and proven safe before use.
January 2017 in “Journal of Islamic Research and Studies” Microneedling with a vitamin mix improves hair growth in alopecia.