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Vitamin B12 injections help your body convert the food you eat into energy
Other forms such as methylcobalamin are available as food supplements but are not licensed medicines in the UK and have no proven superiority
For current pricing on compounded retatrutide, see our [cost guide](/guides/retatrutide-cost-price-guide-2026)
When used alongside proper diet and exercise, B12/MIC injections can help break through weight loss stagnation and promote metabolic efficiency
You can feel secure knowing that your body will naturally regulate its levels, taking the guesswork out of your wellness routine
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