International Journal of Toxicology , 36(3_suppl), 5S-30S
Nausea (most common, especially during first 1 to 2 weeks of a new dose) Diarrhea or, just as often, constipation Vomiting (less common but more likely at 9 to 12 mg) Reduced appetite, food noise quieting down (this is the goal, not a side effect) Skin sensitivity (dysesthesia): tingling, prickly feeling, or sunburn-like skin
Proper reconstitution procedures help maintain solubility and structural integrity of peptide solutions used in laboratory assays
Persistent bleeding or expanding bruising may indicate that you hit a small blood vessel, which is generally harmless but can be minimized with proper technique
For this reason, B12 shots are sometimes used to offset the many symptoms of vitamin B12 deficiency, such as fatigue and weakness, poor moods, and low concentration