It's worth noting that recovery follows a predictable pattern: blood cell production typically begins improving within 3-5 days, haemoglobin rises over 1-2 months, while neurological recovery may take several months
[6] There are 4 common injection sites for administering B12, but you'll want to discuss what's best for you with your doctor
Originally developed for its potent skin-tanning (melanogenic) properties, it also exhibits significant effects on sexual arousal and penile erection, as well as neurotrophic and neuroprotective activities in animal models 1-4
How Painful is a B12 Injection
Below is a detailed guide on selecting the right needle size for each method
Modern diets, stress, gut issues, and even medications like metformin or antacids can interfere with B12 absorption leaving your body depleted, even if your blood test is normal. What does B12 deficiency feel like