It's also one of the major contributors of riboflavin, a B-vitamin involved in the breakdown of food. Chromium plays a key role in the breakdown of fats and carbohydrates, much like vitamin B12. Studies have found it is essential to brain function and aids in glucose breakdown and insulin action. Like other B vitamins, B12 is also essential for energy metabolism. Otten J, Jenniffer H, Meyers L (2006) Dietary reference intakes: the essential guide to nutrient requirements. As a result, vitamin B12 is also associated with improved energy levels, stamina, athletic performance, and metabolic function. Studies have found niacin is key to maintaining healthy cholesterol levels, combating inflammation in your joints, and boosting cognition. It is also directly involved in fatty acid and cholesterol synthesis. We'll even inject things like botulinum toxin and hyaluronic acid into our faces to keep our skin looking young, plump and devoid of emotion, and bodybuilders are famous for maintaining their hulking physiques through the use of anabolic steroid injections. It can take 3-5 years to use it up. More investigations are needed to fully evaluate the risk which appears to be in people who take these medications for two or more years, they say.
