Vitamin B12 is found naturally in various food sources, including animal products like meat, fish, poultry, eggs, milk, and milk products ( Its also added to many fortified foods, such as breakfast cereals and plant-based milk like almond, soy, or hemp milk ( Vitamin B12 supplements are also available in several forms, including tablets, capsules, liquids, and lozenges
A 1,000-microgram tablet would be expected to result in a 10 to 20-microgram dose
A healthcare professional can determine which site and method are the most convenient for you
Symptoms can include fatigue, weakness, numbness or tingling in the hands and feet, difficulty walking, memory issues, and anemia
Understanding B-12 Injections: What They're Used For B-12 injections, also known as cobalamin injections, are a method of administering vitamin B-12 directly into the bloodstream
Typical daily range: 400 mcg (0.4 mg) 1,200 mcg (1.2 mg) total blend once daily, raised gradually across the cycle