13 citations
,
October 2019 in “Oncology Reports” The link between anabolic agents and colorectal cancer risk is unclear.
11 citations
,
August 1997 in “Expert Opinion on Therapeutic Patents” Many potential alopecia treatments need more testing to confirm they promote acceptable hair growth with minimal side effects.
3 citations
,
September 2017 in “Galen medical journal” Patients with psoriasis and cutaneous-oral lichen planus have higher blood homocysteine levels than healthy people.
2 citations
,
May 2022 in “Diagnostics” Vitamin D levels in hair don't match those in blood, so hair isn't a reliable indicator of Vitamin D status.
13 citations
,
February 2016 in “Journal of steroid biochemistry and molecular biology/The Journal of steroid biochemistry and molecular biology” Mice without active or present vitamin D receptors maintain normal blood sugar control and islet gene expression when calcium levels are normal.
20 citations
,
June 2020 in “Journal of Advanced Research” High-dose vitamin A and E with zinc improved blood sugar control and insulin function in diabetics, but may cause hair loss.
4 citations
,
March 2023 in “Journal of medical case reports” Taking too much vitamin E caused a young man's blood clotting problems, which improved after he stopped the vitamin E and got treatment.
2 citations
,
July 1982 in “British Journal of Dermatology” Retinol acetate can reduce the harmful effects of the drug benoxaprofen on white blood cells.
57 citations
,
February 2018 in “Journal of the American Academy of Dermatology” Biotin supplements are not proven to improve hair or nails and may interfere with medical tests.
November 2024 in “Rheumatology Advances in Practice” Monitor for early signs of azathioprine toxicity and check blood counts regularly.
January 2023 in “International journal of medical science and health research” Anovulatory PCOS patients are younger with longer cycles and higher blood pressure and hormone levels.
September 2024 in “African Journal of Biomedical Research” Alopecia areata patients have lower vitamin D and slightly lower copper levels, so these should be checked.
2 citations
,
November 1995 in “American Journal of Obstetrics and Gynecology” Taking vitamin B6 corrected a pregnant woman's metabolic disorder, which changed her hair color.
August 2024 in “IAHS Medical Journal” Low vitamin D and ferritin levels are linked to female hair loss.
82 citations
,
April 1981 in “Clinical endocrinology” A girl with rickets and hair loss was found to have a rare condition where her body didn't respond to vitamin D treatment.
March 2014 in “Journal of The American Academy of Dermatology” Vitamin D deficiency is common in temporary hair loss, and stress is often a suspected cause.
134 citations
,
December 2018 in “Dermatology and Therapy” Some vitamins and minerals like vitamin D and iron can help with certain types of hair loss, but more research is needed for others.
11 citations
,
June 2012 in “Archives of Dermatological Research” L-cystine and vitamin B6 at high doses prevented hair loss in mice treated with a chemotherapy drug.
August 2025 in “Japan Journal of Clinical & Medical Research” Many people in Misurata City have low vitamin D, especially women and those aged 35-45, with levels dropping in winter and spring.
277 citations
,
July 2002 in “Molecular Endocrinology” Removing part of the vitamin D receptor stops vitamin D from working properly.
11 citations
,
January 2011 in “Turkish Journal of Medical Sciences” Low iron levels are a significant risk factor for hair loss, while high vitamin D levels might be a response to hair loss, not a cause.
January 2017 in “Journal of clinical & experimental dermatology research” Low ferritin levels might be linked to telogen effluvium, but vitamin D levels are not.
March 2019 in “Open Access Journal of Science” No conclusion was reached on how hair growth varies with blood groups.
March 2026 in “bioRxiv (Cold Spring Harbor Laboratory)” The Enriched-GF method efficiently produces high-yield growth factors for tissue repair.
May 2025 in “JEADV Clinical Practice” Hair specialists vary in testing for alopecia areata, highlighting the need for standard guidelines.
January 2020 in “Kocatepe Tıp Dergisi” Not all hair loss patients need lab tests; patient history and physical exams are key to deciding who does.
43 citations
,
November 2019 in “American Journal of Clinical Dermatology” FAGA diagnosis uses blood tests and trichoscopy, with treatments like topical minoxidil, oral anti-androgens, and hormone-modulating drugs.
74 citations
,
July 1979 in “Lancet” Biotin treatment can significantly improve hair loss and motor functions in certain metabolic disorders.
Older people tend to have higher biotin levels, which are weakly linked to certain blood components and negatively linked to triglycerides; biotin should be checked in patients with high triglycerides or medication-related skin issues, and only supplemented if deficient. Vitamin D and folate deficiencies are linked to specific skin conditions.
May 2004 in “Biochimica et Biophysica Acta (BBA) - Molecular Basis of Disease” Vitamin E affects liver metabolism, enhancing stress resistance, reducing blood clotting, and altering hormone processing.