For wound healing and scar treatment, SRCP often performs better
Under normal conditions, the body converts homocysteine back to methionine (via a pathway that uses vitamin B12 and folate as cofactors) or breaks it down into the amino acid cysteine (via a pathway that uses vitamin B6)

Common adverse effects include: Injection site reactions pain, redness, swelling, or bruising at the intramuscular injection site Gastrointestinal disturbances nausea, diarrhoea, or abdominal discomfort Headache and dizziness particularly following initial doses Skin reactions including rash, pruritus, or acne-like eruptions Flushing temporary redness of the skin Chromaturia red-coloured urine (harmless but can cause concern if unexpected) Less common but more serious reactions include: Hypersensitivity reactions ranging from mild urticaria to anaphylaxis (rare but potentially life-threatening) Hypokalaemia particularly during initial treatment when rapid cell production occurs [5] [16] Temporary changes in blood counts during correction of deficiency Interference with laboratory tests primarily with high-dose IV hydroxocobalamin used for cyanide poisoning, not typically with standard 1mg IM replacement doses Cautions and contraindications: Hypersensitivity to cobalt or vitamin B12 Cyanocobalamin should be avoided in Leber's hereditary optic neuropathy [2] [17] Chloramphenicol may reduce the haematological response to B12 therapy Patients receiving B12 injections outside clinical necessity face unnecessary risks without proven benefit

While not common everywhere, its an option for patients who dont do well with shots or have trouble absorbing vitamin B12
How reconstitution works step by step is explained in our Bacteriostatic Water article and our guide
Gender : Women tend to have a higher BAC than men after consuming the same amount of alcohol because of differences in body water content and enzyme levels