b12 injection dangers Best Shots in Chicago & Naperville 2026 Oral Vitamin B12 Side Effects

After each session, we offer comprehensive aftercare advice and schedule follow-up appointments to track your progress

If your med spa does not ask about allergies before injecting, that is a significant red flag

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All our injections and supplements are FDA approved

This gap in monitoring was also identified as an area for action by the James Lind Alliance in 2020, supporting the need for regular testing due to the increased risk of gastric cancer

for 4 weeks, has also shown benefit alongside pregabalin (a drug commonly used for neuropathic pain), but as this was an uncontrolled trial the contribution B12 made to the improvements cannot be established