what's better b12 tablets or injections The Advantages of Versus Oral Supplements: Shawn Veiseh, M.D.: Family Medicine Vitamin B12 Injections and Weight

Side effects from B12 supplementation are uncommon but may include: Mild gastrointestinal symptoms such as nausea or diarrhoea, typically with very high oral doses Headache or dizziness in some individuals Skin reactions (rash, itching) at injection sites when using intramuscular preparations Rare but serious allergic reactions, including anaphylaxis with injectable forms Hypokalaemia (low potassium) may occur during rapid correction of severe megaloblastic anaemia If you experience symptoms of a severe allergic reaction (difficulty breathing, severe rash, swelling of face or throat) after taking B12, seek immediate medical attention

Intramuscular (IM) Needles Intramuscular needles are designed to penetrate deep into the muscle tissue

All mechanistic claims for 5-Amino-1MQ in humans remain theoretical, and it is premature to draw firm conclusions about efficacy or safety in people

Benefits, where present, require continued administration nothing about the injection produces a lasting metabolic change once it stops

How quickly will I feel better

Reduce body fat mass [6]