You should contact your GP if: You have been found to have elevated B12 levels on blood tests, particularly if levels exceed 1000 ng/L (approximately 740 pmol/L, though laboratory reference ranges vary) and you are not taking high-dose supplements You develop new symptoms after starting B12 supplementation, including persistent skin rashes, significant gastrointestinal disturbance, or unexplained symptoms You have underlying liver disease, kidney problems, or blood disorders and are considering B12 supplementation You are taking B12 supplements without medical supervision and have not had your levels checked, particularly if taking doses exceeding 2000 micrograms daily You experience symptoms that might indicate underlying disease, such as unexplained weight loss, persistent fatigue, jaundice, or abdominal swelling Call 999 or go to A&E if you develop severe allergic reactions following B12 injections, including difficulty breathing, facial swelling, or widespread rash, as these may indicate anaphylaxis, though this is extremely rare
And when its combined with whole-body care that looks at your nutrients, stress levels, gut health, and hormones together, it can be a powerful catalyst for lasting change
Naturally occurring in the human body, GHK-Cu is a copper-binding peptide complex studied for its potential role in supporting collagen production, skin firmness, tissue renewal, and overall cellular activity
Fraternale A et al
Empire Medical Training
While it offers a more natural approach to hormone replacement, questions around insurance coverage can make the decision to begin treatment more complex
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