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GlossaryVitamin A Toxicity (Hypervitaminosis A)

excessive vitamin A intake causing harmful health effects

Vitamin A Toxicity, also known as Hypervitaminosis A, occurs when there is an excessive accumulation of vitamin A in the body, typically due to overconsumption of supplements or certain animal-based foods. This condition can lead to symptoms such as nausea, dizziness, headaches, and even more severe effects like liver damage, bone abnormalities, and hair loss. It is important to maintain a balanced intake of vitamin A to avoid these adverse health effects.

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research Hepatic and Dermatologic Manifestations of Chronic Hypervitaminosis A in Adults: Report of Two Cases

28 citations, March 1986 in “The American journal of medicine”

Too much vitamin A can cause liver damage and skin issues.

research The Skin as a Window on Internal Disorders: Two Cases of Internal Malignancy and Hypervitaminosis B12

October 2020 in “Our Dermatology Online”

Skin changes and high vitamin B12 levels can be early signs of cancer.

research Vitamin D and Aging

97 citations, March 2009 in “Journal of steroid biochemistry and molecular biology/The Journal of steroid biochemistry and molecular biology”

Balanced vitamin D levels are crucial to delay aging and prevent related diseases.

research Antioxidants in Dermatology

86 citations, June 2017 in “Anais Brasileiros de Dermatologia”

Antioxidants can benefit skin health but should be used carefully to avoid negative effects.

research Nutrition and Hair Health: The Impact of Nutritional Deficiencies

70 citations, June 2010 in “Clinics in Dermatology”

Certain groups may need vitamin supplements to improve hair health and prevent other health problems.

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community Vitamin D deficiency strongly correlates with androgenic alopecia, FMPH and telogen effluvium

in Research/Science 164 upvotes 2 months ago

Vitamin D deficiency is linked to hair loss, and supplementation with vitamin D can improve conditions like androgenic alopecia and telogen effluvium. Users discussed various dosages of vitamin D, emphasizing the importance of getting blood tests to determine the appropriate amount.

community Going to try and reverse MPB naturally.

in Treatment 55 upvotes 2 years ago

A user is trying to reverse male pattern baldness (MPB) naturally by taking high doses of Vitamin D, improving diet, exercising, reducing stress, and other lifestyle changes, but plans to use finasteride if no results are seen in 60 days. Other users are skeptical, advising medical treatments like finasteride and warning against potential vitamin D overdose and the ineffectiveness of natural remedies for genetic hair loss.