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March 10, 2026
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
This review highlights that NAD+ levels decline with age and play a critical role in metabolic and cellular health, with supplementation shown to raise NAD+ levels and potentially combat aspects of age-related decline
Supports bodily functions, tissue repair, and protein synthesis
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