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Scenario 3: Chronic B12 Deficiency An elderly patient receives monthly B12 shots due to a history of pernicious anemia
But, it is important to remember that pernicious anaemia has no permanent cure and hence it is a chronic condition that will need to be managed effectively in the long run
Low B12 levels can cause fatigue, weakness, shortness of breath, headaches, digestive changes, and other symptoms
For current pricing on compounded retatrutide, see our [cost guide](/guides/retatrutide-cost-price-guide-2026)
When you dont have enough NAD+, your brain is unable to convert sufficient amounts of glucose into energy, which leaves your brain cells supply of cellular energy depleted
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