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Oral versions work even slower, taking two to four weeks to help with gut issues
Push everything back into the vial, gently swirl, and draw fresh
By Alaiyka Parvez Owner, CoLaz Aesthetics Clinic The short version B12 injections are the standard NHS treatment for proven B12 deficiency, most commonly caused by autoimmune gastritis (pernicious anaemia), some medications, gut surgery, or a long-term vegan diet without fortification
Doses above 500IU every other day can produce meaningful oestrogen elevation that compounds the aromatisation from testosterone and other aromatising compounds in the cycle, potentially requiring increased aromatase inhibitor dosing
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