are vitamin b12 injections better than tablets vs Tablets: What You Need to Know Getting The Best Out Of

NAD+, NMN and nicotinamide riboside supply the salvage pathway with material, adding substrate at or near the top of the route to the dinucleotide

Do not use B12 injections if you are currently pregnant, breastfeeding or plan to become pregnant or breastfeed

These injections are great for those who have trouble absorbing B12 or get hurt by shots in muscles

It does not replace the official medication guide, patient information leaflet, counseling from your pharmacist, or medical advice from your prescriber

Summary: Vitamin B12 supplements can occasionally cause mild stomach side effects including nausea, diarrhoea, abdominal cramping, and indigestion, though these are generally uncommon and temporary