Some common side effects of this medicine include joint pain, injection site reactions (such as pain, swelling, and redness) and leg cramps
The Best Way to Test for Vitamin B12 Deficiency A diagnosis of B12 deficiency should not be dismissed based solely on a single measurement of B12 levels in the blood
If peptides will be used immediately or within the next few days, weeks, or months, short-term refrigeration below 4C (39F) is generally acceptable
These include: Meat Fish Poultry Milk Eggs Fortified breakfast cereals Fortified breads Fortified nutritional yeasts Fortified plant milks If you follow a vegan diet (meaning you don't eat any animal products, including meat, milk, cheese, and eggs) or you're a vegetarian who doesn't eat enough eggs or dairy products, you could be lacking in vitamin B12
If a serious deficiency is detected, it can be corrected with high-dose vitamin B12 pills or weekly shots