had b12 injection but still tired Feeling worse after Injection: Answering concerns Why Your B12 Shots Are

Patients should seek emergency medical help (call 999) if they experience: Difficulty breathing, wheezing, or throat tightness Swelling of the face, lips, tongue, or throat (angioedema) Widespread urticarial rash (hives) developing rapidly Dizziness, fainting, or rapid heartbeat suggesting anaphylaxis These symptoms typically occur within minutes to hours of administration, most commonly with injectable preparations

Certificates of Analysis (COA) and Material Safety Data Sheets (MSDS) are available upon request to support regulatory documentation and internal laboratory compliance

All orders are subject to approval

Why does your body need B12

While these conditions sound alarming, there is no need to worry if you act quickly