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.
There are eight water-soluble vitamins known as B-complex vitamins: thiamin (vitamin B1), riboflavin (vitamin B2), vitamin B6, vitamin B12, folate, biotin, niacin and pantothenic acid. Vitamin B-complex vitamins are needed for healthy skin, good vision, a healthy nervous system and the formation of red blood cells.ater soluble vitamins, which are highly soluble, require daily replenishment in your body. Fat soluble vitamins, which are also essential for your health and stored in your liver, do not need to be replaced every day. The Importance of Fat Soluble Vitamin A.