October 2015 in “Elsevier eBooks” Chewing betel nut may increase the risk of type 2 diabetes, and saw palmetto can improve urinary symptoms in BPH with fewer side effects but may cause bleeding and allergic reactions.
December 2022 in “Journal of Plant Biotechnology/Sigmul saengmyeong gong haghoeji/Journal of plant biotechnology” A new peptide from ginseng berries may help prevent hair loss by promoting cell growth and reducing stress damage.
8 citations
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January 2016 in “Annals of Dermatology” A complex of 5-aminolevulinic acid and glycyl-histidyl-lysine peptide may help increase hair count in male pattern hair loss without side effects.
January 2017 in “Nasza Dermatologia Online” Both treatments helped hair regrowth in alopecia areata, with isopropanol being better tolerated.
43 citations
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March 1942 in “The Journal of experimental medicine/The journal of experimental medicine” Mice need pantothenic acid to make inositol.
2 citations
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July 2025 in “Discover Chemistry.” Alstonia boonei phytochemicals show promise as alternative treatments for BPH with fewer side effects than current drugs.
April 2016 in “Journal of Investigative Dermatology” A peptide known for reducing wrinkles also effectively inhibits an enzyme linked to skin inflammation and acne.
March 2024 in “International journal of pharmaceutical chemistry and analysis (Print)” Betulin may help treat hair loss caused by testosterone.
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.
70 citations
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January 2000 in “Drug Development Research” New butyric acid prodrugs show promise for cancer treatment, anemia management, and protecting hair from chemotherapy damage.
10 citations
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October 2018 in “Dermatologic Therapy” The lotion with equol, dihomo-γ-linolenic acid, and propionyl-l-carnitine was effective in reducing hair loss in men and women.
6 citations
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June 1976 in “Journal of Investigative Dermatology”
12 citations
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June 2019 in “Psychoneuroendocrinology” Allopregnanolone is needed for certain brain processing issues caused by D1 dopamine receptor activation.
February 2026 in “International Journal of Molecular Sciences” 3-Hydroxypropionic acid may help treat hair loss by promoting hair growth in cells.
October 2014 in “University of the Arts London Research Online (University of the Arts London)” Protein-derived ingredients can help strengthen bleached hair.
November 2022 in “Animal Bioscience” Adding methionine to a low-protein diet helps Angora rabbits grow better fur.
July 2024 in “Journal of Investigative Dermatology” PP405 may help hair growth by activating hair follicle stem cells.
27 citations
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July 1946 in “The journal of nutrition/The Journal of nutrition” Biotin and inositol are crucial for pig health and growth.
27 citations
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January 2015 in “International Journal of Trichology” The supplement helps improve hair growth and reduce hair shedding.
83 citations
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November 2006 in “European Journal of Neuroscience” Progesterone protects rat brain cells by enhancing GABA A receptor activity.
8 citations
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November 1976 in “Journal of Investigative Dermatology” 22 citations
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September 2008 in “Brain & development” Biotin supplements increased biotin levels but did not significantly prevent hair loss in rats on valproic acid.
8 citations
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July 2018 in “Analytical sciences” Using 5-butylpicolinate esters improves the sensitivity and reliability of detecting testosterone and dihydrotestosterone in saliva.
December 2025 in “International Journal of Molecular Sciences” Bacopa procumbens extract may help protect the brain in Parkinson's disease.
18 citations
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January 1988 in “Acta oncologica” Retinol palmitate may reduce cancer relapses in early-stage lung cancer patients.
85 citations
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April 2012 in “PLOS ONE” Valproic Acid helps regrow hair in mice and activates a hair growth marker in human cells.
2 citations
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January 2011 in “Feed Review” Adding 0.029% iron glycine chelate to piglet diets improves growth and hair color.
April 2017 in “Journal of Investigative Dermatology” HPH-15, a new compound, effectively reduces skin fibrosis in experiments without causing harm.
12 citations
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September 2018 in “International Journal of Cosmetic Science” Palmitoyl tetrapeptide-20 may help reduce hair greying and increase melanin production.
3 citations
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May 2020 in “Acta pharmaceutica” Protocatechuic acid can reduce melanin production and boost antioxidant activity in hair follicles.