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I recommend these to everyone.
Unlike oral supplements, an injection delivers vitamin B12 directly into the body without relying on digestive absorption which can be reduced by age, certain medications such as proton pump inhibitors or metformin, or gastrointestinal conditions
While the duration of B12 injection benefits can vary, the effects of a single injection can last for several weeks to several months
This can cause symptoms such as poor growth, developmental delays, irritability, and failure to thrive in severe cases [*]
If the syringe fills with blood, remove the needle and start again at site a few centimetres further down your leg