Documented side effects are usually mild to moderate: Injection-site pain, redness, or bruising Flushing Increased heart rate Nausea or gastrointestinal upset Headache Urinary changes or a fishy body odor at higher choline doses Because these are compounded products, sterile technique, pharmacy sourcing, and formulation verification matter
Most were mild or moderate
It remains possible that as NAD+ use becomes more widespread, some interactions could emerge
Also supplied as a lyophilised vial, so it follows the same reconstitution workflow
Whether youre just beginning your weight loss journey or looking to break through a plateau, talk to a local wellness provider about whether B12 injections could play a role in your success.
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