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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 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 The Role of Vitamins and Minerals in Hair Loss: A Review

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.

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.

research Oral Manifestations of Hematologic and Nutritional Diseases

50 citations , November 2010 in “Otolaryngologic Clinics of North America”

Recognizing oral symptoms can help diagnose and treat blood and nutritional diseases early.

research Nutrition and the Deleterious Side Effects of Nutritional Supplements

24 citations , June 2010 in “Clinics in Dermatology”

Taking too many vitamin and mineral supplements can cause serious health problems.

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

in Research/Science 166 upvotes 1 year 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 3 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.