will expired injected b12 hurt you What Color Is Tirzepatide with B12? Compounded vs FDA-Approved How Long Do B12 Injections
Description
This may explain why so many people say they feel amazing when taking vitamin B12 shots and injections even if they were taking oral forms of vitamin B12 previously

Combine strategies

Ultimately, the choice depends on your needs, preferences, and circumstances

For more information on diagnosing deficiency, see our article: Vitamin B12 Deficiency Tests
The answer is not necessarily but many people can benefit from periodic assessment

NAD+ boosting reduces age-associated amyloidosis and restores mitochondrial homeostasis in muscle