Verified 99%+ purity with batch-specific third-party COAs
Rouge-Pont F, Usiello A, Benoit-Marand M, Gonon F, Piazza PV, Borrelli E
If you feel severely nauseous every week after your injection, you are less likely to continue long-term therapy
Extended vitamin B12 blood sample collection pack (B12, folate and intrinsic-factor antibodies) This test is more comprehensive and checks for your vitamin B12 levels, folate levels and for any evidence of antibodies against intrinsic-factor proteins in your blood, which may prevent your body from absorbing vitamin B12 effectively
One of our favorite options for this is Prose, an environmentally conscious company that creates custom hair and skin care products based on factors like your local environment, air quality, stress levels, typical diet, and more
: Individuals with severe B12 deficiency, people with difficulty absorbing B12 (due to digestive conditions), or those looking for long-lasting effects from injections