Share. Intrinsic factor is the most obscureâyet the most importantâglycoprotein in the human body. It has only one primary function that is essential for good health. Produced by the parietal cells of the stomach as well as the salivary glands, intrinsic factor has a brief, but very important life.Intrinsic factor is key for supporting energy, metabolism, and mental health by working with one nutrientâvitamin B12.ntrinsic factor is the most obscureâyet the most importantâglycoprotein in the human body. It has only one primary function that is essential for good health.
Types of Bike Helmets. There are three types of bike helmets: recreational, road and mountain. Recreational bike helmets may also be called multi-use or casual helmets. All three of these types have the same purpose which is to protect your head from impact and injury in the event of an accident.
Posted on April 4, 2008January 17, 2017 by. The Bike Noob posed an age-old question on his blog yesterday: Whatâs the difference between a mountain bike helmet and a road helmet? Well, obviously one often has a visor while the other doesnât but there may be a bit more (or less) to it, depending on what you believe. First off, letâs choose two comparable helmets to compare: I picked the Giro Pneumo Road helmet and the Giro E2 MTB helmet.