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

So, how do lipotropic injections work
PMID 9250994
It is a simple, efficient addition to any visit and an effective way to promote long-term well-being
Probably B6 and B12 are the most common nutrients added to compounded semaglutide. Enhanced Mood and Energy : B6 supports the production of serotonin and dopamine, improving mood and energy levels, which can be particularly beneficial during weight loss and lifestyle changes
Vitamin B-12 is a water-soluble B complex vitamin that is present naturally in a variety of food sources such as fish, meat, and dairy products