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.
30 citations,
October 2010 in “Journal of The American Academy of Dermatology” The conclusion suggests a possible link between iron levels and hair health in women, recommending further research on iron supplementation for hair loss.
6 citations,
June 2011 in “Journal of The American Academy of Dermatology” Iron deficiency might be linked to hair loss, but more research is needed.
19 citations,
July 2015 in “Journal of inherited metabolic disease” Methionine restriction works better than betaine for treating CBS deficiency symptoms in mice.
14 citations,
August 2016 in “Journal of nanomedicine research” Zinc oxide nanoparticle biscuits improved growth and health in zinc-deficient rats without toxicity.
28 citations,
November 2003 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” The normal human prostate does not significantly affect blood DHT levels.
April 2019 in “Journal of the Endocrine Society” An over-the-counter vitamin/mineral supplement improved hair loss and blood sugar control in a woman with non-classic 11-hydroxylase deficiency.
5 citations,
July 2018 in “Pediatrics” A 3-year-old girl developed scurvy symptoms that improved with vitamin C but relapsed when supplementation stopped.
13 citations,
August 2020 in “Journal of Laparoendoscopic & Advanced Surgical Techniques” Biotin supplements are generally ineffective in preventing hair loss after sleeve gastrectomy.
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.
127 citations,
March 2004 in “Gynecologic oncology” Taking selenium supplements during chemotherapy may help reduce side effects and improve health markers in ovarian cancer patients.
207 citations,
April 2006 in “Journal of The American Academy of Dermatology” Iron deficiency may be related to hair loss, but there's not enough evidence to recommend iron screening or supplements for all hair loss patients.
August 2016 in “Journal of Investigative Dermatology” Zinc deficiency disrupts hair growth and cycle, but zinc supplements can fix this.
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.
10 citations,
September 2013 in “Nutrition” The ketogenic diet can worsen biotin deficiency, suggesting a need for biotin supplements.
7 citations,
December 2020 in “Endocrine-related Cancer” The over-the-counter supplement DHEA could make COVID-19 worse, especially in diabetics and people with G6PD deficiency.
3 citations,
August 2022 in “JAAD international” Taking a daily multivitamin may be enough to promote hair growth in people with alopecia.
4 citations,
November 2022 in “Frontiers in endocrinology” The enzyme 5α-reductase type 1 is important for blood vessel development and fertility in the uterus.
2 citations,
January 2019 in “Springer eBooks” The conclusion is that different blood diseases cause specific oral symptoms and require varied treatments to manage these symptoms and improve patient health.
May 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” The enzyme 5α-reductase is important for proper blood vessel development during the fertility-related transformation of the uterus lining.
Iron deficiency anemia can cause itching, which often improves with iron supplements.
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,
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.
138 citations,
July 2015 in “Clinical, Cosmetic and Investigational Dermatology” Eating less sugar, milk, and saturated fats and more vegetables and fish may help treat and prevent acne.
The document concludes that hair loss in women is complex, often linked to aging, health conditions, and nutritional deficiencies, and emotional impacts should not be underestimated.
1 citations,
November 2011 in “Dermatologica Sinica” Women using hair relaxers with alopecia had lower zinc levels, suggesting zinc deficiency might contribute to hair loss.
August 2024 in “IAHS Medical Journal” Low vitamin D and ferritin levels are linked to female hair loss.
August 2022 in “IntechOpen eBooks” Congenital Adrenal Hyperplasia is a rare inherited disease causing hormone imbalances, affecting growth, fertility, and heart health, diagnosed through blood tests and treated with medication and lifestyle changes.
14 citations,
October 2016 in “Physiological Research” Alfacalcidiol and metformin together lowered testosterone in women with PCOS, but did not significantly improve acne, hair growth, or pregnancy rates.
9 citations,
January 2006 in “Cutaneous and ocular toxicology” L-cystine, D-pantothenat, and miliacin together significantly boost keratinocyte growth and metabolism.