Vitamin A is crucial for skin cell production, and its deficiency can lead to rough ... while zinc aids tissue growth and repair. Brittle nails: A lack of biotin can affect nails as well making ...

Calcium, often associated with vitamin D, is crucial for bone health. A deficiency can cause bone pain, fractures, or ...

Biotin supports several important functions in the body, but do you need to take it as a supplement? Experts weigh in.

Also, the cuticular seal of the nails should be intact, and the nail plate should adhere to the nail bed, says Dr. Thomas Stringer, a dermatologist with MedStar Health. “Fingernails, along with the ...

Biotin deficiency is a relatively uncommon condition, and the vast majority of people can get enough biotin (also known as vitamin B7 ... thinning or loss, brittle nails, a red scaly rash ...

More common in women than men, brittle nails can be from frequent handwashing ... Dr Sethi warned “it could be a warning sign of vitamin D3 or calcium deficiency.” Calcium builds and maintains ...