Are fish oils and biotin proven supplements?

Look them both up on www.webmd.com . Yes they are!

“Major dietary sources include fatty fish and other seafood. n-3 PUFA consumption lowers plasma triglycerides, resting heart rate, and blood pressure and might also improve myocardial filling and efficiency, lower inflammation, and improve vascular function. Overall, current data provide strong concordant evidence that n-3 PUFA are bioactive compounds that reduce risk of cardiac death.”

National Institute of Health

Ah hah! Found a great link on youtube. (Naturally) Omega 3 Neurites!