You can think of them as smaller and simpler versions of proteins, which are made of longer chains of amino acids
B12 injections are available at: Primary care offices and specialty clinics Pharmacies (such as CVS, Walgreens, and others) Walk-in or urgent care clinics Some clinics and pharmacies offer self-injection training so that patients can administer injections at home when prescribed
Always follow the dosage and frequency recommended by your healthcare provider
However, more research is needed to fully establish its effects on joint health
Not everyone needs a test first, but it can be helpful, especially if you have chronic fatigue, numbness, or dietary restrictions
From my experience as a medical professional, B12 injections do play a role in improving energy levels, especially for those who are B12 deficient