May 2020 in “Current developments in nutrition” Low dose finasteride doesn't change lipid profile or metabolic parameters in mice.
13 citations
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August 2020 in “Journal of Laparoendoscopic & Advanced Surgical Techniques” Biotin supplements are generally ineffective in preventing hair loss after sleeve gastrectomy.
January 2023 in “Voennaâ medicina” Hair loss in women can improve with iron and vitamin supplements if caused by iron deficiency.
Excessive vitamin A intake caused severe health issues that mostly resolved after stopping the intake.
1 citations
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August 2022 in “International journal of biological and chemical sciences” Iodine-deficient diets and antithyroid substances affected rat growth and behavior, but most adapted with positive weight gain.
September 1989 in “Neuroscience letters” People need different amounts of biotin based on age, and not getting enough can cause health problems.
19 citations
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October 1994 in “Tumori Journal” As of 1994, treatments for liver cancer had not significantly improved patient survival.
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.
79 citations
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January 2017 in “Dermatology practical & conceptual” Correcting nutrient deficiencies may help with hair loss, but the benefits of supplements without a deficiency are uncertain and could be harmful.
9 citations
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January 2006 in “Cutaneous and ocular toxicology” L-cystine, D-pantothenat, and miliacin together significantly boost keratinocyte growth and metabolism.
4 citations
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January 2016 in “Annals of dermatology/Annals of Dermatology” Iron supplements can restore normal hair color in cases of premature graying linked to iron deficiency.
115 citations
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December 1996 in “PubMed” The safe daily selenium intake is up to 819 micrograms.
12 citations
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May 2005 in “Journal of the American Geriatrics Society” Stopping valproate and using lactulose can quickly treat valproate-induced hyperammonemia.
20 citations
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November 1943 in “Experimental Biology and Medicine” Inositol helped prevent and cure hair loss in rats.
7 citations
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October 2020 in “Dermatology practical & conceptual” Some skin, hair, and nail supplements can be toxic, interact with medications, affect lab tests, and may increase cancer risk.
1 citations
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August 2000 in “Expert Opinion on Therapeutic Patents” Boosting mitochondrial energy production with supplements like acetyl-L-carnitine may improve aging-related cellular function and health conditions.
48 citations
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August 1981 in “American Journal of Veterinary Research” Glucocorticoid use in dogs quickly causes liver changes and Cushing's syndrome symptoms.
August 2025 in “Frontiers in Nutrition” Leucine levels may affect hair loss after bariatric surgery.
1 citations
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January 2020 in “Recent Research in Genetics and Genomics/Recent Research in Genetics and Genomics ” High doses of Lepidium sativum seed extract are toxic and should be used with caution.
March 2021 in “Juniper Online Journal Material Science” Energy healing treatment improved L-cysteine's stability, solubility, bioavailability, and shelf-life.
18 citations
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June 2016 in “Clinical and Experimental Dermatology” Increasing isoleucine intake improved skin and health issues in an infant with maple syrup urine disease.
23 citations
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February 2020 in “PLOS genetics” Mice with LSS deficiency showed hair loss and cataracts, similar to humans, and can help in understanding and treating this condition.
March 2024 in “Journal of functional foods” Collagen peptides from marine and bovine sources may help prevent hair loss by affecting hair follicle stem cells differently.
10 citations
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April 2019 in “Journal of Analytical Science and Technology” Lactobacillus plantarum hydrolysates may help increase hair growth by boosting VEGF production.
3 citations
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November 2020 in “Planta medica international open” Plant-made bFGF helps cells grow and boosts collagen.
40 citations
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January 1973 in “Journal of Dairy Science” Zinc deficiency in male goats leads to poor hair growth, smaller testicles, reduced libido, and is hard to reverse.
3 citations
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November 2022 in “Molecules/Molecules online/Molecules annual” The substances improved hair regrowth and protected hair cells in humans and mice.
July 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Silybum marianum extract, Manganese PCA, and Lespedeza capitata extract may help with hair growth and anchorage, potentially aiding in hair loss treatment.
75 citations
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March 2018 in “Molecules/Molecules online/Molecules annual” L-Cysteine may have health benefits, but its effectiveness is still debated due to limited clinical trial data.
14 citations
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February 2014 in “Nutrition in Clinical Practice” Use oral or enteral nutrition when possible and reserve IV trace elements for those who truly need them.