can you have too much b12 injections Vitamin Side Effects Too Much Vitamin B12: Risks,

IGF-1 reduces serum GH levels (via somatostatin negative feedback in the pituitary) which in turn suppresses GH actions in the liver, thus enhancing insulin actions in this organ [165]

Persistent symptoms deserve more than a shrug When nausea, fatigue, dizziness, or post-injection weakness do not follow the expected pattern, our Micronutrient Testing service can help connect symptoms with nutrient status, medication effects, and baseline lab trends before another injection is added

Lipo-B12 injections may be your solution

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This may not be necessary every time you have injections, but regular testing is helpful to track your progress

Oral supplementation has shown effectiveness but may not match the efficacy of IM in certain scenarios