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Every lot is independently third-party tested for identity and purity 99% by HPLC and mass spectrometry with a lot-matched Certificate of Analysis available to download on this page
Signs your B12 levels might be low If you are wondering if your B12 levels might be low, look for these common red flags that often suggest your body is struggling to keep up: Persistent fatigue
The skin starts to look like it's doing what it used to do on its own
Lucky for us, theyre widely available in food sources
At 500IU every other day one vial provides 10 doses, approximately three weeks
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