Intramuscular Injections Administered in seconds, these injections can be the perfect boost you are looking for. They may be given up to once per week. Vitamin B12 Studies have shown B12 can increase natural energy levels, augment red blood cell production, regulate sleep, mood and appetite cycles, and boost immune system. Glutathione This antioxidant helps eliminate toxins from the body, supports the central nervous system and supports a healthy and strong immune system. MICC A combination of amino acids and vitamins, this may aid in weight loss by helping the body speed up the metabolism and burn fat.