By Elaine WATSON Elaine WATSON, 14-Aug-2013. The FDAâs decision to give the thumbs up to spirulina as a source of blue color in candy and gum finally gives US firms a natural alternative to artificial FD&C Blue #1 ('brilliant blue') and opens up new opportunities in natural greens, say color suppliers.
Actually I just looked it up to make sure and yes biotin is created in the large intestine by bacteria. Also vitamin K is as well, but vitamin K is a fat soluble vitamin where biotin is water soluble. Source(s): http://www.vivo.colostate.edu/hbooks/pat... Plus having CF makes me take a lot of vitamins plus its an interesting topic to me.
Of these, A, D, E, and K are the fat soluble vitamins. Vitamins C and B complex are water soluble vitamins. The fat soluble vitamins are commonly stored in special fat storage cells called lipocytes, whereas, the water soluble vitamins are not stored within the body except in small amounts.f these, A, D, E, and K are the fat soluble vitamins. Vitamins C and B complex are water soluble vitamins. The fat soluble vitamins are commonly stored in special fat storage cells called lipocytes, whereas, the water soluble vitamins are not stored within the body except in small amounts.