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 ...

While rare, biotin deficiency can lead to symptoms such as thinning hair, skin rashes, brittle nails, fatigue and depression. “Biotin is [also] considered helpful for healthy skin, nails and ...

Do you need to take them? "Biotin supplementation is unnecessary unless you have a diagnosed deficiency or are advised to supplement by your physician," says Dr. Castilla. "And since the vitamin ...

Considering taking supplements to treat biotin deficiency? Below is a list of common natural remedies used to treat or reduce the symptoms of biotin deficiency. Follow the links to read common ...