April 2026 in “Journal of Pharmacy Practice” Improper vitamin use after bariatric surgery can cause acne.
The new delivery system makes retinol and niacinamide more stable and effective for anti-aging and skin-brightening.
June 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” The RHC complex with nicotinamide promotes hair growth and health.
September 2024 in “Cosmoderma” Biotin doesn't help hair growth in healthy people and can cause health risks if overused.
November 2022 in “Journal of the Endocrine Society” Taking biotin can lead to incorrect low results in free testosterone tests.
October 2022 in “Zenodo (CERN European Organization for Nuclear Research)” Truman Plus Male Enhancement is marketed as a natural testosterone booster to improve men's sexual health and energy.
October 2022 in “Zenodo (CERN European Organization for Nuclear Research)” Truman Plus Male Enhancement may help boost testosterone and improve sexual health, but severe cases need medical treatment.
May 2022 in “Zenodo (CERN European Organization for Nuclear Research)” Weight loss improved health issues, but calcium and protein intake need attention.
May 2022 in “Endocrine practice” High-dose biotin can cause false thyroid test results; stop taking biotin two days before testing to avoid errors.
August 2021 in “Journal of the American Academy of Dermatology” The shampoo's ingredients' effect on a hair growth pathway in cells was tested, but the results are not given.
September 2020 in “Osmangazi tıp dergisi” Thyroid dysfunction, vitamin D and B12 deficiencies, and iron deficiency may be linked to hair loss condition Telogen Effluvium.
August 2018 in “Journal of The American Academy of Dermatology” People with telogen effluvium and scalp discomfort might have low vitamin B12 and could benefit from B12 supplements.
April 2016 in “Journal of The American Academy of Dermatology” Using a niacinamide cream can improve life quality for breast cancer patients during chemotherapy.
September 2014 in “Hair transplant forum international” Caffeine, niacinamide, and panthenol may improve hair growth, fullness, and healing when applied to the scalp.
107 citations
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March 2014 in “BoneKEy Reports” Mutations in the vitamin D receptor cause hereditary vitamin D-resistant rickets, leading to poor bone health and requiring high calcium doses for treatment.
45 citations
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December 2006 in “Baillière's best practice and research in clinical endocrinology and metabolism/Baillière's best practice & research. Clinical endocrinology & metabolism” Vitamin D and its receptor are essential for hair growth, cell regulation, immune function, and heart health.
36 citations
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January 2017 in “Journal of Obstetrics and Gynaecology Research” The review found no clear link between vitamin D receptor gene variations and polycystic ovary syndrome.
30 citations
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January 2005 in “Elsevier eBooks” Vitamin D affects skin and hair by influencing cell behavior and melanin production.
9 citations
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June 2019 in “Archives of Dermatological Research” Both topical calcipotriol and narrowband UVB improved alopecia, but combining them didn't enhance the effect on hair loss severity, despite higher vitamin D3 levels.
5 citations
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December 2024 in “Journal of Cosmetic Dermatology” Vitamin D and zinc may help treat alopecia areata.
4 citations
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January 2017 in “Journal of pediatric endocrinology & metabolism/Journal of pediatric endocrinology and metabolism” Two different mutations in the vitamin D receptor gene cause different symptoms and responses to treatment in Lebanese patients with hereditary rickets.
4 citations
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February 2023 in “Journal of steroid biochemistry and molecular biology/The Journal of steroid biochemistry and molecular biology” The study found that certain mutations in the vitamin D receptor can cause rickets and potentially affect hair growth.
1 citations
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July 2007 in “Journal of Investigative Dermatology” The mutation causes hairless mice due to mislocalized and dysfunctional HR protein.
May 2024 in “International Journal of Advanced Academic Studies” Vitamin E helps reduce PCOS symptoms and improves hormonal balance.
May 2023 in “International journal of molecular sciences” The ABCA4 gene protects hair follicle stem cells from toxic vitamin A byproducts.
Isotretinoin reduced inflammation in tufted hair folliculitis, but hair tufting remained.
71 citations
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August 2019 in “The journal of sexual medicine” Testosterone treatment effectively causes male physical development in transgender male adolescents but may lead to side effects like acne, higher BMI and blood pressure, lower good cholesterol, and decreased bone density.
20 citations
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July 2017 in “Scientific Reports” A single amino acid change in the vitamin D receptor can disrupt its function and lead to hair loss.
15 citations
,
August 2022 in “Journal of endocrinological investigation” Vitamin D and calcium are important for quick and effective skin wound healing.
11 citations
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May 2021 in “Journal of Medical Virology” Men are more likely to have severe respiratory viral infections like COVID-19 due to hormonal and genetic differences, while women generally have stronger immune responses.