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

A biotin deficiency occurs when the body doesn't get enough biotin (vitamin B7), a water-soluble vitamin that plays important roles in metabolism, cellular signaling, and gene regulation.

These bacteria, also called intestinal flora, have a healthy impact on your health. A biotin deficiency isn’t as common as other deficiencies. Few people eating a healthy, well-balanced diet ...

Biotin deficiency is so rare that a severe deficiency has never been reported in a healthy adult eating a mixed diet. However, in cases of biotin deficiency, the symptoms can include ...

Dear Pharmacist: Please write about biotin deficiency, this is what killed my husband. No one detected it and I want to alert everyone. Love your work, hope to meet you one day. -- J.P., Ft.

It helps the body convert carbohydrates into glucose, which it needs to make energy. Biotin deficiency symptoms can include thinning hair, a scaly rash, conjunctivitis, and more. Biotin also helps ...

It’s water soluble, so an excess amount would get excreted in the urine.” However, a biotin deficiency is possible. Both Morrow and Di Vincenzo describe some of the warning signs as ...

Dear Pharmacist: Please write about biotin deficiency, this is what killed my husband. No one detected it and I want to alert everyone. Love your work; hope to meet you one day. — J.P., Fort ...