does sublingual b12 work as well as injections Best Vitamin Injection Sites The sublingual B12 pitch is

Always consult your doctor for an interpretation in the context of your full medical history

Proton pump inhibitors and similar medications that lower stomach acid might decrease the absorption of vitamin B12 from food, but this is less of a concern when receiving B12 injections because they bypass the digestive system entirely

In a 2021 study in obese mice, 5-amino-1MQ administration caused significant body mass reductions in the rodents, who achieved body composition and liver adiposity parameters that were comparable to the lean mice in the control group

The effects of Vitamin B12 deficiency can include fatigue, weakness, numbness, tingling, memory loss, and cognitive decline