b12 injections not being absorbed Efficacy of different routes of vitamin supplementation for the treatment of patients with vitamin B12 deficiency: A systematic review and network meta-analysis Vitamin B12 | Linus Pauling

Kysse tends to create much less swelling than other fillers, but you can expect some mild swelling, especially within the first 48 hours, and redness at the injection site often lasts for up to an hour

This type of treatment is particularly useful if you have poor nutrient absorption from food or supplements, have higher nutritional demands, or want rapid support for a particular wellness goal such as immune support or metabolism enhancement

This is due to a lack of intrinsic factor

You might feel tired, weak, or have numbness in your hands and feet

So, it could be that an ultrasound scan would be needed to try and diagnose that problem

If you experience chronic pain in your lower back or buttocks that hasnt responded to other treatments, sacroiliac joint injections may be an ideal option