Skin Fairness, Not Hair Redness, Is Responsible for Impaired Physical and Mental Health of Red Hair Subjects: Possible Role of Vitamin D Deficiency

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.

A 20-year-old is experiencing hair thinning due to vitamin D deficiency and has completed a vitamin D prescription without seeing improvement. Suggestions include waiting a few months for potential regrowth or considering treatments like minoxidil or finasteride for androgenetic alopecia.

A 17-year-old is experiencing hair thinning all over, possibly due to low vitamin D levels. They are advised to consider vitamin D supplementation and check other factors like iron or thyroid function.

The user is experiencing hair thinning and has a vitamin D deficiency, which they suspect might be causing the issue, but they are also considering androgenic alopecia (AGA) as a cause. They are currently using minoxidil and are unable to get finasteride prescribed, while others suggest addressing the vitamin D deficiency and consulting a dermatologist.

The conversation is about a user experiencing accelerated hair loss after starting vitamin D3 supplements, suspecting a link between the supplement and increased DHT levels. The user decides to stop taking the supplements, preferring natural sources of vitamin D.

A user with diffused thinning hair has been using topical minoxidil for over three years with little improvement and is now taking finasteride regularly. They were found to be vitamin D deficient and are on a 20,000 IU weekly prescription, seeking advice on whether correcting the deficiency can aid hair regrowth.