02 BIOTIN CHALLENGE!! (HOME VIDEO) Hey guys Ive started taking biotin on the 22/03/2013 and I will keep you updated after a month 🙂 Twitter, Instagram: Lilas lafleur. Related posts: Biotin Challenge Pt. 2 100 day Folic Acid and Biotin Challenge Day 40 Natural Hair: My First Length Check Video MINERAL RICH, BIOTIN 2 MONTH GROWTH UPDATE!!! :))