Skin should be smooth, and if you are injecting intramuscularly
By purchasing, you confirm that you are a qualified individual using this product in accordance with all applicable laws and research regulations
Risks and Side Effects While generally safe, vitamin B12 injections can have side effects or risks, such as: Mild pain, swelling, or redness at the injection site Dizziness, headache, or nausea Allergic reactions (rare) Hypokalemia (low potassium levels) in individuals with severe deficiency undergoing treatment People with allergies to cobalt or who have Lebers disease should avoid B12 injections unless specifically advised by a doctor
Additionally, they are used to prevent or correct vitamin B12 deficiencies, which can contribute to difficulty in losing weight and overall sluggishness
This is why you might take supplements for months and still not feel a difference