Takeaway. Your body makes enough biotin on its own through your dietary intake each day. Therefore, you shouldn't take biotin supplements unless directed by ...

Biotin supplements can cause problems if you ingest too much. Side effects can include skin rashes, digestive upset, problems with insulin release, and kidney ...

- Biotin. Biotin (also known as B7) strengthens hair and increases its density. ... - Fish Oil. Fish oil makes hair and nails shiny, and works well as an ...