can having a b12 injection make you tired Why do I feel worse after injection? Benefits of Vitamin B12 Shots

Your body is quite good at regulating B12 levels and eliminating excess through your kidneys

Unfortunately, this medication has also been placed on the FDA is category 2 list and is no longer available for 503B pharmacies)

Zepbound vials and injection pens contain the same medication, but they differ in their administration and availability: Administration: Vials require a separate syringe and needle for injection, and injection pens are pre-filled, single-use devices with built-in needles

Most people start noticing the benefits, like increased energy or changes in their metabolism, after about three to four weeks of consistent injections

Weekly injections for the first 4 to 6 weeks are ideal for patients who are deficient and want to build their levels up quickly