52 citations
,
May 2011 in “Journal of Neuroendocrinology” PEA boosts allopregnanolone production and reduces oxidative stress in brain cells.
5 citations
,
December 1942 in “Journal of the American Medical Association” Choline and biotin are important for liver health and preventing certain deficiencies in animals, and more research is needed to understand their benefits in humans.
48 citations
,
April 2008 in “Human Molecular Genetics” Progerin affects cell shape but not hair or skin in mice.
January 2016 in “Zurich Open Repository and Archive (University of Zurich)” Dietary L-serine supplementation can reduce symptoms of HSAN1 by lowering harmful 1-deoxySL levels.
January 2023 in “Dermatologic Therapy” The nutritional supplement Pilopeptan® WOMAN improved hair growth and thickness in women with hair loss.
August 2024 in “Biomolecules & Therapeutics” A new compound, HTPI, promotes hair growth by protecting cells from damage and regulating energy use.
21 citations
,
June 1991 in “Journal of Inherited Metabolic Disease” Selenium deficiency caused symptoms in a child, which improved with selenium supplements.
August 2025 in “Pharmaceutics” A new method improves betulin delivery and shows promise in cancer treatment.
25 citations
,
January 2017 in “Steroids” Allopregnanolone increases growth and changes gene activity in human brain cancer cells.
29 citations
,
October 2009 in “Pharmacology Biochemistry and Behavior”
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.
28 citations
,
November 2009 in “European Journal of Neuroscience” Progesterone and allopregnanolone increase glycine release in rat brain cells.
4 citations
,
April 2018 in “Journal of Investigative Dermatology” Hydroxypinacolone retinoate is a potent anti-aging ingredient for skin that is more effective and less irritating than other forms of retinoids.
3 citations
,
March 2016 in “Journal of Cosmetic Dermatology” GPIGS peptide increases thick hair growth in balding Japanese men.
April 2011 in “Cancer Research” 20(S)-Protopanaxadiol-aglycone may help prevent and treat prostate cancer by reducing androgen receptor activity.
April 2016 in “Journal of Investigative Dermatology” A peptide known for reducing wrinkles also effectively inhibits an enzyme linked to skin inflammation and acne.
8 citations
,
September 2021 in “EMBO Molecular Medicine” A new small peptide may help hair growth by activating a specific receptor and should be tested in humans.
January 2019 in “Frontiers in neurology” A nutrition program improved a young woman's concussion symptoms.
A new method improves betulin delivery in experiments, showing promise against certain tumors.
PLX, a tomato extract mix, may help treat prostate issues like BPH.
December 2025 in “Molecules” DPP may help hair regrowth by improving blood vessel function under stress.
December 2025 in “PubMed” Fish collagen peptide may boost hair growth and health.
33 citations
,
January 2008 in “Journal of Molecular Neuroscience”
January 2026 in “Frontiers in Medicine” PP-PTKL may help treat hair greying, but more testing is needed.
3 citations
,
October 2024 in “Frontiers in Pharmacology” Compounds from Pterocarpus indicus may help treat benign prostatic hyperplasia by stopping cell growth.
17 citations
,
August 2007 in “Bioorganic & Medicinal Chemistry Letters” A compound made by Pfizer can potentially stimulate hair growth and reduce oil production, making it a good candidate for topical use.
9 citations
,
August 2005 in “Experimental Dermatology” Modified pep7, named EPM peptide, effectively promotes hair growth at low concentrations and works well with minoxidil.
December 2022 in “Acta Ophthalmologica” Dutasteride potentially improves cell survival and reduces retinal damage in retinitis pigmentosa.
8 citations
,
June 1981 in “Clinica Chimica Acta”
November 2022 in “Animal Bioscience” Adding methionine to a low-protein diet helps Angora rabbits grow better fur.