You Feel Fatigued Vitamin B12 deficiency doesnt just cause weight gain by leading to a loss of muscle mass
B12 is naturally found in animal products, such as meat, poultry, fish, dairy, and eggs
This includes the Vitamin B12 injections dosage and how often to get them
It dissolves or dilutes drugs that are prepared for injection
(Outlines contraindications for niacin therapy, including active peptic ulcer disease, active liver disease with elevated enzymes, hypersensitivity to niacin, and arterial bleeding, as well as monitoring recommendations for blood pressure, glucose, uric acid, etc., due to niacins systemic effects)
Reitman recommends baseline blood work to confirm deficiency and rule out other causes of fatigue