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Gastrointestinal Symptoms: Some individuals may experience mild stomach discomfort or nausea, especially when beginning treatment
B12 injections deliver this vital nutrient directly into the bloodstream, bypassing the digestive system and ensuring maximum absorption
The most common side effect is injection-site soreness (41% of patients, mild, resolving in 24-36 hours)
In these cases, your GP should arrange intramuscular hydroxocobalamin injections according to NICE guidelines, with the regimen depending on whether neurological symptoms are present (as detailed in the previous section)
If dietary protein intake is insufficient, particularly glycine and proline which are collagens primary building blocks, the anabolic signaling has limited raw material to work with