are b12 injections intramuscular or subcutaneous 💉 Angles & Routes of (ID → SC → IM → IV), 🧴 Intradermal (ID), ➡️ Layer: Epidermis → Dermis (very superficial), ➡️ Angle: 📐 10–15°, ➡️ Purpose: TB (Mantoux) test → Allergy testing, ➡️ What injection technique uses a

otherwise, you will maintain your weekly 1ml dose

Kolodziejczyk, A

In more rare yet severe cases, you may experience: Itching or a feeling of swelling all over the body Muscle cramps and weakness Upset stomach and urinary problems Swelling in the ankles or feet Unusual tiredness Irregular heartbeat or trouble breathing If these side effects occur, consult your healthcare provider before continuing B12/MIC

Intrinsic factor binds to vitamin B12 so that you can absorb it into the blood

Only 11.2% of participants discontinued due to side effects, meaning nearly 9 out of 10 people found it tolerable enough to continue

Some report minor weight changes, but those are often linked to improved appetite from previously undernourished participants rather than targeted fat reduction